diff --git a/sub/subService.go b/sub/subService.go
index 67b931ce..1ab55039 100644
--- a/sub/subService.go
+++ b/sub/subService.go
@@ -997,9 +997,14 @@ var validFinalMaskUDPTypes = map[string]struct{}{
 	"mkcp-original":    {},
 	"xdns":             {},
 	"xicmp":            {},
-	"header-custom":    {},
 	"noise":            {},
-	"sudoku":           {},
+	"header-custom":    {},
+}
+
+var validFinalMaskTCPTypes = map[string]struct{}{
+	"header-custom": {},
+	"fragment":      {},
+	"sudoku":        {},
 }
 
 // applyKcpShareParams reconstructs legacy KCP share-link fields from either
@@ -1159,11 +1164,59 @@ func marshalFinalMask(finalmask map[string]any) (string, bool) {
 }
 
 func normalizeFinalMask(finalmask map[string]any) map[string]any {
+	tcpMasks := normalizedFinalMaskTCPMasks(finalmask)
 	udpMasks := normalizedFinalMaskUDPMasks(finalmask)
-	if len(udpMasks) == 0 {
+	quicParams, hasQuicParams := finalmask["quicParams"].(map[string]any)
+
+	if len(tcpMasks) == 0 && len(udpMasks) == 0 && !hasQuicParams {
 		return nil
 	}
-	return map[string]any{"udp": udpMasks}
+
+	result := map[string]any{}
+	if len(tcpMasks) > 0 {
+		result["tcp"] = tcpMasks
+	}
+	if len(udpMasks) > 0 {
+		result["udp"] = udpMasks
+	}
+	if hasQuicParams && len(quicParams) > 0 {
+		result["quicParams"] = quicParams
+	}
+	return result
+}
+
+func normalizedFinalMaskTCPMasks(value any) []any {
+	finalmask, _ := value.(map[string]any)
+	if finalmask == nil {
+		return nil
+	}
+	rawMasks, _ := finalmask["tcp"].([]any)
+	if len(rawMasks) == 0 {
+		return nil
+	}
+
+	normalized := make([]any, 0, len(rawMasks))
+	for _, rawMask := range rawMasks {
+		mask, _ := rawMask.(map[string]any)
+		if mask == nil {
+			continue
+		}
+		maskType, _ := mask["type"].(string)
+		if _, ok := validFinalMaskTCPTypes[maskType]; !ok || maskType == "" {
+			continue
+		}
+
+		normalizedMask := map[string]any{"type": maskType}
+		if settings, ok := mask["settings"].(map[string]any); ok && len(settings) > 0 {
+			normalizedMask["settings"] = settings
+		}
+		normalized = append(normalized, normalizedMask)
+	}
+
+	if len(normalized) == 0 {
+		return nil
+	}
+	return normalized
 }
 
 func normalizedFinalMaskUDPMasks(value any) []any {
diff --git a/web/assets/js/model/inbound.js b/web/assets/js/model/inbound.js
index b5971a68..e002ac91 100644
--- a/web/assets/js/model/inbound.js
+++ b/web/assets/js/model/inbound.js
@@ -1094,14 +1094,6 @@ class UdpMask extends XrayCommonClass {
                     reset: settings.reset ?? 0,
                     noise: Array.isArray(settings.noise) ? settings.noise : [],
                 };
-            case 'sudoku':
-                return {
-                    ascii: settings.ascii || '',
-                    customTable: settings.customTable || '',
-                    customTables: settings.customTables ?? [],
-                    paddingMin: settings.paddingMin ?? 0,
-                    paddingMax: settings.paddingMax ?? 0,
-                };
             default:
                 return settings;
         }
@@ -1120,7 +1112,8 @@ class UdpMask extends XrayCommonClass {
             if (out.type === 'array') {
                 delete out.packet;
             } else {
-                out.rand = 0;
+                delete out.rand;
+                delete out.randRange;
             }
             return out;
         };
@@ -1143,20 +1136,190 @@ class UdpMask extends XrayCommonClass {
     }
 }
 
-class FinalMaskStreamSettings extends XrayCommonClass {
-    constructor(udp = []) {
+class TcpMask extends XrayCommonClass {
+    constructor(type = 'fragment', settings = {}) {
         super();
-        this.udp = Array.isArray(udp) ? udp.map(u => new UdpMask(u.type, u.settings)) : [new UdpMask(udp.type, udp.settings)];
+        this.type = type;
+        this.settings = this._getDefaultSettings(type, settings);
+    }
+
+    _getDefaultSettings(type, settings = {}) {
+        switch (type) {
+            case 'fragment':
+                return {
+                    packets: settings.packets ?? 'tlshello',
+                    length: settings.length ?? '',
+                    delay: settings.delay ?? '',
+                    maxSplit: settings.maxSplit ?? '',
+                };
+            case 'sudoku':
+                return {
+                    password: settings.password ?? '',
+                    ascii: settings.ascii ?? '',
+                    customTable: settings.customTable ?? '',
+                    customTables: Array.isArray(settings.customTables) ? settings.customTables : [],
+                    paddingMin: settings.paddingMin ?? 0,
+                    paddingMax: settings.paddingMax ?? 0,
+                };
+            case 'header-custom':
+                return {
+                    clients: Array.isArray(settings.clients) ? settings.clients : [],
+                    servers: Array.isArray(settings.servers) ? settings.servers : [],
+                };
+            default:
+                return settings;
+        }
     }
 
     static fromJson(json = {}) {
-        return new FinalMaskStreamSettings(json.udp || []);
+        return new TcpMask(
+            json.type || 'fragment',
+            json.settings || {}
+        );
     }
 
     toJson() {
-        return {
-            udp: this.udp.map(udp => udp.toJson())
+        const cleanItem = item => {
+            const out = { ...item };
+            if (out.type === 'array') {
+                delete out.packet;
+            } else {
+                delete out.rand;
+                delete out.randRange;
+            }
+            return out;
         };
+
+        let settings = this.settings;
+        if (this.type === 'header-custom' && settings) {
+            const cleanGroup = group => Array.isArray(group) ? group.map(cleanItem) : group;
+            settings = {
+                ...settings,
+                clients: Array.isArray(settings.clients) ? settings.clients.map(cleanGroup) : settings.clients,
+                servers: Array.isArray(settings.servers) ? settings.servers.map(cleanGroup) : settings.servers,
+            };
+        }
+
+        return {
+            type: this.type,
+            settings: (settings && Object.keys(settings).length > 0) ? settings : undefined
+        };
+    }
+}
+
+class QuicParams extends XrayCommonClass {
+    constructor(
+        congestion = 'bbr',
+        debug = false,
+        brutalUp = '',
+        brutalDown = '',
+        udpHop = undefined,
+        initStreamReceiveWindow = 8388608,
+        maxStreamReceiveWindow = 8388608,
+        initConnectionReceiveWindow = 20971520,
+        maxConnectionReceiveWindow = 20971520,
+        maxIdleTimeout = 30,
+        keepAlivePeriod = 0,
+        disablePathMTUDiscovery = false,
+        maxIncomingStreams = 1024,
+    ) {
+        super();
+        this.congestion = congestion;
+        this.debug = debug;
+        this.brutalUp = brutalUp;
+        this.brutalDown = brutalDown;
+        this.udpHop = udpHop;
+        this.initStreamReceiveWindow = initStreamReceiveWindow;
+        this.maxStreamReceiveWindow = maxStreamReceiveWindow;
+        this.initConnectionReceiveWindow = initConnectionReceiveWindow;
+        this.maxConnectionReceiveWindow = maxConnectionReceiveWindow;
+        this.maxIdleTimeout = maxIdleTimeout;
+        this.keepAlivePeriod = keepAlivePeriod;
+        this.disablePathMTUDiscovery = disablePathMTUDiscovery;
+        this.maxIncomingStreams = maxIncomingStreams;
+    }
+
+    get hasUdpHop() {
+        return this.udpHop != null;
+    }
+
+    set hasUdpHop(value) {
+        this.udpHop = value ? (this.udpHop || { ports: '20000-50000', interval: '5-10' }) : undefined;
+    }
+
+    static fromJson(json = {}) {
+        if (!json || Object.keys(json).length === 0) return undefined;
+        return new QuicParams(
+            json.congestion,
+            json.debug,
+            json.brutalUp,
+            json.brutalDown,
+            json.udpHop ? { ports: json.udpHop.ports, interval: json.udpHop.interval } : undefined,
+            json.initStreamReceiveWindow,
+            json.maxStreamReceiveWindow,
+            json.initConnectionReceiveWindow,
+            json.maxConnectionReceiveWindow,
+            json.maxIdleTimeout,
+            json.keepAlivePeriod,
+            json.disablePathMTUDiscovery,
+            json.maxIncomingStreams,
+        );
+    }
+
+    toJson() {
+        const result = { congestion: this.congestion };
+        if (this.debug) result.debug = this.debug;
+        if (this.brutalUp) result.brutalUp = this.brutalUp;
+        if (this.brutalDown) result.brutalDown = this.brutalDown;
+        if (this.udpHop) result.udpHop = { ports: this.udpHop.ports, interval: this.udpHop.interval };
+        if (this.initStreamReceiveWindow > 0) result.initStreamReceiveWindow = this.initStreamReceiveWindow;
+        if (this.maxStreamReceiveWindow > 0) result.maxStreamReceiveWindow = this.maxStreamReceiveWindow;
+        if (this.initConnectionReceiveWindow > 0) result.initConnectionReceiveWindow = this.initConnectionReceiveWindow;
+        if (this.maxConnectionReceiveWindow > 0) result.maxConnectionReceiveWindow = this.maxConnectionReceiveWindow;
+        if (this.maxIdleTimeout !== 30 && this.maxIdleTimeout > 0) result.maxIdleTimeout = this.maxIdleTimeout;
+        if (this.keepAlivePeriod > 0) result.keepAlivePeriod = this.keepAlivePeriod;
+        if (this.disablePathMTUDiscovery) result.disablePathMTUDiscovery = this.disablePathMTUDiscovery;
+        if (this.maxIncomingStreams > 0) result.maxIncomingStreams = this.maxIncomingStreams;
+        return result;
+    }
+}
+
+class FinalMaskStreamSettings extends XrayCommonClass {
+    constructor(tcp = [], udp = [], quicParams = undefined) {
+        super();
+        this.tcp = Array.isArray(tcp) ? tcp.map(t => t instanceof TcpMask ? t : new TcpMask(t.type, t.settings)) : [];
+        this.udp = Array.isArray(udp) ? udp.map(u => new UdpMask(u.type, u.settings)) : [new UdpMask(udp.type, udp.settings)];
+        this.quicParams = quicParams instanceof QuicParams ? quicParams : (quicParams ? QuicParams.fromJson(quicParams) : undefined);
+    }
+
+    get enableQuicParams() {
+        return this.quicParams != null;
+    }
+
+    set enableQuicParams(value) {
+        this.quicParams = value ? (this.quicParams || new QuicParams()) : undefined;
+    }
+
+    static fromJson(json = {}) {
+        return new FinalMaskStreamSettings(
+            json.tcp || [],
+            json.udp || [],
+            json.quicParams ? QuicParams.fromJson(json.quicParams) : undefined,
+        );
+    }
+
+    toJson() {
+        const result = {};
+        if (this.tcp && this.tcp.length > 0) {
+            result.tcp = this.tcp.map(t => t.toJson());
+        }
+        if (this.udp && this.udp.length > 0) {
+            result.udp = this.udp.map(udp => udp.toJson());
+        }
+        if (this.quicParams) {
+            result.quicParams = this.quicParams.toJson();
+        }
+        return result;
     }
 }
 
@@ -1193,6 +1356,16 @@ class StreamSettings extends XrayCommonClass {
         this.sockopt = sockopt;
     }
 
+    addTcpMask(type = 'fragment') {
+        this.finalmask.tcp.push(new TcpMask(type));
+    }
+
+    delTcpMask(index) {
+        if (this.finalmask.tcp) {
+            this.finalmask.tcp.splice(index, 1);
+        }
+    }
+
     addUdpMask(type = 'salamander') {
         this.finalmask.udp.push(new UdpMask(type));
     }
@@ -1204,7 +1377,10 @@ class StreamSettings extends XrayCommonClass {
     }
 
     get hasFinalMask() {
-        return this.finalmask.udp && this.finalmask.udp.length > 0;
+        const hasTcp = this.finalmask.tcp && this.finalmask.tcp.length > 0;
+        const hasUdp = this.finalmask.udp && this.finalmask.udp.length > 0;
+        const hasQuicParams = this.finalmask.quicParams != null;
+        return hasTcp || hasUdp || hasQuicParams;
     }
 
     get isTls() {
diff --git a/web/assets/js/model/outbound.js b/web/assets/js/model/outbound.js
index aa90d20d..6be2ec1b 100644
--- a/web/assets/js/model/outbound.js
+++ b/web/assets/js/model/outbound.js
@@ -690,7 +690,8 @@ class UdpMask extends CommonClass {
             if (out.type === 'array') {
                 delete out.packet;
             } else {
-                out.rand = 0;
+                delete out.rand;
+                delete out.randRange;
             }
             return out;
         };
@@ -713,21 +714,158 @@ class UdpMask extends CommonClass {
     }
 }
 
-class FinalMaskStreamSettings extends CommonClass {
-    constructor(udp = []) {
+class TcpMask extends CommonClass {
+    constructor(type = 'fragment', settings = {}) {
         super();
-        this.udp = Array.isArray(udp) ? udp.map(u => new UdpMask(u.type, u.settings)) : [new UdpMask(udp.type, udp.settings)];
+        this.type = type;
+        this.settings = this._getDefaultSettings(type, settings);
+    }
+
+    _getDefaultSettings(type, settings = {}) {
+        switch (type) {
+            case 'fragment':
+                return {
+                    packets: settings.packets ?? 'tlshello',
+                    length: settings.length ?? '',
+                    delay: settings.delay ?? '',
+                    maxSplit: settings.maxSplit ?? '',
+                };
+            case 'sudoku':
+                return {
+                    password: settings.password ?? '',
+                    ascii: settings.ascii ?? '',
+                    customTable: settings.customTable ?? '',
+                    customTables: Array.isArray(settings.customTables) ? settings.customTables : [],
+                    paddingMin: settings.paddingMin ?? 0,
+                    paddingMax: settings.paddingMax ?? 0,
+                };
+            case 'header-custom':
+                return {
+                    clients: Array.isArray(settings.clients) ? settings.clients : [],
+                    servers: Array.isArray(settings.servers) ? settings.servers : [],
+                };
+            default:
+                return settings;
+        }
     }
 
     static fromJson(json = {}) {
-        return new FinalMaskStreamSettings(json.udp || []);
+        return new TcpMask(
+            json.type || 'fragment',
+            json.settings || {}
+        );
     }
 
     toJson() {
-        return {
-            udp: this.udp.map(udp => udp.toJson())
+        const cleanItem = item => {
+            const out = { ...item };
+            if (out.type === 'array') {
+                delete out.packet;
+            } else {
+                delete out.rand;
+                delete out.randRange;
+            }
+            return out;
         };
 
+        let settings = this.settings;
+        if (this.type === 'header-custom' && settings) {
+            const cleanGroup = group => Array.isArray(group) ? group.map(cleanItem) : group;
+            settings = {
+                ...settings,
+                clients: Array.isArray(settings.clients) ? settings.clients.map(cleanGroup) : settings.clients,
+                servers: Array.isArray(settings.servers) ? settings.servers.map(cleanGroup) : settings.servers,
+            };
+        }
+
+        return {
+            type: this.type,
+            settings: (settings && Object.keys(settings).length > 0) ? settings : undefined
+        };
+    }
+}
+
+class QuicParams extends CommonClass {
+    constructor(
+        congestion = 'bbr',
+        debug = false,
+        brutalUp = '',
+        brutalDown = '',
+        udpHop = undefined,
+    ) {
+        super();
+        this.congestion = congestion;
+        this.debug = debug;
+        this.brutalUp = brutalUp;
+        this.brutalDown = brutalDown;
+        this.udpHop = udpHop;
+    }
+
+    get hasUdpHop() {
+        return this.udpHop != null;
+    }
+
+    set hasUdpHop(value) {
+        this.udpHop = value ? (this.udpHop || { ports: '20000-50000', interval: '5-10' }) : undefined;
+    }
+
+    static fromJson(json = {}) {
+        if (!json || Object.keys(json).length === 0) return undefined;
+        return new QuicParams(
+            json.congestion,
+            json.debug,
+            json.brutalUp,
+            json.brutalDown,
+            json.udpHop ? { ports: json.udpHop.ports, interval: json.udpHop.interval } : undefined,
+        );
+    }
+
+    toJson() {
+        const result = { congestion: this.congestion };
+        if (this.debug) result.debug = this.debug;
+        if (this.brutalUp) result.brutalUp = this.brutalUp;
+        if (this.brutalDown) result.brutalDown = this.brutalDown;
+        if (this.udpHop) result.udpHop = { ports: this.udpHop.ports, interval: this.udpHop.interval };
+        return result;
+    }
+}
+
+class FinalMaskStreamSettings extends CommonClass {
+    constructor(tcp = [], udp = [], quicParams = undefined) {
+        super();
+        this.tcp = Array.isArray(tcp) ? tcp.map(t => t instanceof TcpMask ? t : new TcpMask(t.type, t.settings)) : [];
+        this.udp = Array.isArray(udp) ? udp.map(u => new UdpMask(u.type, u.settings)) : [new UdpMask(udp.type, udp.settings)];
+        this.quicParams = quicParams instanceof QuicParams ? quicParams : (quicParams ? QuicParams.fromJson(quicParams) : undefined);
+    }
+
+    get enableQuicParams() {
+        return this.quicParams != null;
+    }
+
+    set enableQuicParams(value) {
+        this.quicParams = value ? (this.quicParams || new QuicParams()) : undefined;
+    }
+
+    static fromJson(json = {}) {
+        return new FinalMaskStreamSettings(
+            json.tcp || [],
+            json.udp || [],
+            json.quicParams ? QuicParams.fromJson(json.quicParams) : undefined,
+        );
+    }
+
+    toJson() {
+        const result = {};
+        if (this.tcp && this.tcp.length > 0) {
+            result.tcp = this.tcp.map(t => t.toJson());
+        }
+        if (this.udp && this.udp.length > 0) {
+            result.udp = this.udp.map(udp => udp.toJson());
+        }
+        if (this.quicParams) {
+            result.quicParams = this.quicParams.toJson();
+        }
+        return result;
     }
 }
 
@@ -763,6 +901,16 @@ class StreamSettings extends CommonClass {
         this.sockopt = sockopt;
     }
 
+    addTcpMask(type = 'fragment') {
+        this.finalmask.tcp.push(new TcpMask(type));
+    }
+
+    delTcpMask(index) {
+        if (this.finalmask.tcp) {
+            this.finalmask.tcp.splice(index, 1);
+        }
+    }
+
     addUdpMask(type = 'salamander') {
         this.finalmask.udp.push(new UdpMask(type));
     }
@@ -774,7 +922,10 @@ class StreamSettings extends CommonClass {
     }
 
     get hasFinalMask() {
-        return this.finalmask.udp && this.finalmask.udp.length > 0;
+        const hasTcp = this.finalmask.tcp && this.finalmask.tcp.length > 0;
+        const hasUdp = this.finalmask.udp && this.finalmask.udp.length > 0;
+        const hasQuicParams = this.finalmask.quicParams != null;
+        return hasTcp || hasUdp || hasQuicParams;
     }
 
     get isTls() {
diff --git a/web/html/form/outbound.html b/web/html/form/outbound.html
index 81b488c7..4f584d5e 100644
--- a/web/html/form/outbound.html
+++ b/web/html/form/outbound.html
@@ -842,7 +842,7 @@
               :max="60"
             ></a-input-number>
           </a-form-item>
-          <a-form-item label="Disable Path MTU">
+          <a-form-item label="Disable Path MTU Dis">
             <a-switch
               v-model="outbound.stream.hysteria.disablePathMTUDiscovery"
             ></a-switch>
@@ -852,6 +852,176 @@
 
       <!-- finalmask settings -->
       <template v-if="outbound.canEnableStream()">
+        <!-- TCP Masks – for raw/tcp/httpupgrade/ws/grpc/xhttp -->
+        <a-form-item
+          label="TCP Masks"
+          v-if="['raw', 'tcp', 'httpupgrade', 'ws', 'grpc', 'xhttp'].includes(outbound.stream.network)"
+        >
+          <a-button
+            icon="plus"
+            type="primary"
+            size="small"
+            @click="outbound.stream.addTcpMask('fragment')"
+          ></a-button>
+        </a-form-item>
+        <template v-if="outbound.stream.finalmask.tcp && outbound.stream.finalmask.tcp.length > 0">
+          <a-form
+            v-for="(mask, index) in outbound.stream.finalmask.tcp"
+            :key="index"
+            :colon="false"
+            :label-col="{ md: {span:8} }"
+            :wrapper-col="{ md: {span:14} }"
+          >
+            <a-divider :style="{ margin: '0' }">
+              TCP Mask [[ index + 1 ]]
+              <a-icon
+                type="delete"
+                @click="() => outbound.stream.delTcpMask(index)"
+                :style="{ color: 'rgb(255, 77, 79)', cursor: 'pointer' }"
+              ></a-icon>
+            </a-divider>
+            <a-form-item label="Type">
+              <a-select
+                v-model="mask.type"
+                @change="(type) => { mask.settings = mask._getDefaultSettings(type, {}); }"
+                :dropdown-class-name="themeSwitcher.currentTheme"
+              >
+                <a-select-option value="fragment">Fragment</a-select-option>
+                <a-select-option value="header-custom">Header Custom</a-select-option>
+                <a-select-option value="sudoku">Sudoku</a-select-option>
+              </a-select>
+            </a-form-item>
+
+            <!-- Fragment -->
+            <template v-if="mask.type === 'fragment'">
+              <a-form-item label="Packets">
+                <a-select v-model="mask.settings.packets" :dropdown-class-name="themeSwitcher.currentTheme">
+                  <a-select-option value="tlshello">tlshello</a-select-option>
+                  <a-select-option value="1-3">1-3</a-select-option>
+                  <a-select-option value="1-5">1-5</a-select-option>
+                </a-select>
+              </a-form-item>
+              <a-form-item label="Length">
+                <a-input v-model.trim="mask.settings.length" placeholder="e.g. 100-200" />
+              </a-form-item>
+              <a-form-item label="Delay">
+                <a-input v-model.trim="mask.settings.delay" placeholder="e.g. 10-20" />
+              </a-form-item>
+              <a-form-item label="Max Split">
+                <a-input v-model.trim="mask.settings.maxSplit" placeholder="e.g. 3-6" />
+              </a-form-item>
+            </template>
+
+            <!-- Sudoku (TCP) -->
+            <template v-if="mask.type === 'sudoku'">
+              <a-form-item label="Password">
+                <a-input v-model.trim="mask.settings.password" placeholder="Obfuscation password" />
+              </a-form-item>
+              <a-form-item label="ASCII">
+                <a-input v-model.trim="mask.settings.ascii" placeholder="ASCII" />
+              </a-form-item>
+              <a-form-item label="Custom Table">
+                <a-input v-model.trim="mask.settings.customTable" placeholder="Custom Table" />
+              </a-form-item>
+              <a-form-item label="Custom Tables">
+                <a-input v-model.trim="mask.settings.customTables" placeholder="Custom Tables" />
+              </a-form-item>
+              <a-form-item label="Padding Min">
+                <a-input-number v-model.number="mask.settings.paddingMin" :min="0" />
+              </a-form-item>
+              <a-form-item label="Padding Max">
+                <a-input-number v-model.number="mask.settings.paddingMax" :min="0" />
+              </a-form-item>
+            </template>
+
+            <!-- Header Custom (TCP) – clients/servers are 2D arrays of groups -->
+            <template v-if="mask.type === 'header-custom'">
+              <!-- Clients -->
+              <a-form-item label="Clients">
+                <a-icon type="plus" @click="mask.settings.clients.push([{delay: 0, rand: 0, randRange: '0-255', type: 'array', packet: []}])" />
+              </a-form-item>
+              <template v-for="(group, gi) in mask.settings.clients" :key="'cg'+gi">
+                <a-divider :style="{ margin: '0' }">
+                  Clients Group [[ gi + 1 ]]
+                  <a-icon type="delete" @click="mask.settings.clients.splice(gi, 1)" :style="{ color: 'rgb(255, 77, 79)', cursor: 'pointer' }" />
+                  <a-icon type="plus" @click="group.push({delay: 0, rand: 0, randRange: '0-255', type: 'array', packet: []})" :style="{ marginLeft: '8px' }" />
+                </a-divider>
+                <template v-for="(item, ii) in group" :key="'ci'+ii">
+                  <a-divider :style="{ margin: '0', fontSize: '12px' }">
+                    Item [[ ii + 1 ]]
+                    <a-icon type="delete" @click="() => { group.splice(ii, 1); if(group.length === 0) mask.settings.clients.splice(gi, 1); }" :style="{ color: 'rgb(255, 77, 79)', cursor: 'pointer' }" />
+                  </a-divider>
+                  <a-form-item label='{{ i18n "pages.xray.outbound.type" }}'>
+                    <a-select v-model="item.type" :dropdown-class-name="themeSwitcher.currentTheme"
+                      @change="t => { if(t === 'array') { item.rand = 0; item.packet = []; } else { item.packet = ''; } }">
+                      <a-select-option value="array">Array</a-select-option>
+                      <a-select-option value="str">String</a-select-option>
+                      <a-select-option value="hex">Hex</a-select-option>
+                      <a-select-option value="base64">Base64</a-select-option>
+                    </a-select>
+                  </a-form-item>
+                  <a-form-item label="Delay (ms)">
+                    <a-input-number v-model.number="item.delay" :min="0" />
+                  </a-form-item>
+                  <template v-if="item.type === 'array'">
+                    <a-form-item label="Rand">
+                      <a-input-number v-model.number="item.rand" :min="0" />
+                    </a-form-item>
+                    <a-form-item label="Rand Range">
+                      <a-input v-model.trim="item.randRange" placeholder="0-255" />
+                    </a-form-item>
+                  </template>
+                  <a-form-item v-else label="Packet">
+                    <a-input v-model.trim="item.packet" placeholder="binary data" />
+                  </a-form-item>
+                </template>
+              </template>
+
+              <!-- Servers -->
+              <a-form-item label="Servers">
+                <a-icon type="plus" @click="mask.settings.servers.push([{delay: 0, rand: 0, randRange: '0-255', type: 'array', packet: []}])" />
+              </a-form-item>
+              <template v-for="(group, gi) in mask.settings.servers" :key="'sg'+gi">
+                <a-divider :style="{ margin: '0' }">
+                  Servers Group [[ gi + 1 ]]
+                  <a-icon type="delete" @click="mask.settings.servers.splice(gi, 1)" :style="{ color: 'rgb(255, 77, 79)', cursor: 'pointer' }" />
+                  <a-icon type="plus" @click="group.push({delay: 0, rand: 0, randRange: '0-255', type: 'array', packet: []})" :style="{ marginLeft: '8px' }" />
+                </a-divider>
+                <template v-for="(item, ii) in group" :key="'si'+ii">
+                  <a-divider :style="{ margin: '0', fontSize: '12px' }">
+                    Item [[ ii + 1 ]]
+                    <a-icon type="delete" @click="() => { group.splice(ii, 1); if(group.length === 0) mask.settings.servers.splice(gi, 1); }" :style="{ color: 'rgb(255, 77, 79)', cursor: 'pointer' }" />
+                  </a-divider>
+                  <a-form-item label='{{ i18n "pages.xray.outbound.type" }}'>
+                    <a-select v-model="item.type" :dropdown-class-name="themeSwitcher.currentTheme"
+                      @change="t => { if(t === 'array') { item.rand = 0; item.packet = []; } else { item.packet = ''; } }">
+                      <a-select-option value="array">Array</a-select-option>
+                      <a-select-option value="str">String</a-select-option>
+                      <a-select-option value="hex">Hex</a-select-option>
+                      <a-select-option value="base64">Base64</a-select-option>
+                    </a-select>
+                  </a-form-item>
+                  <a-form-item label="Delay (ms)">
+                    <a-input-number v-model.number="item.delay" :min="0" />
+                  </a-form-item>
+                  <template v-if="item.type === 'array'">
+                    <a-form-item label="Rand">
+                      <a-input-number v-model.number="item.rand" :min="0" />
+                    </a-form-item>
+                    <a-form-item label="Rand Range">
+                      <a-input v-model.trim="item.randRange" placeholder="0-255" />
+                    </a-form-item>
+                  </template>
+                <a-form-item label="Packet" v-else>
+                  <a-input v-model.trim="item.packet" placeholder="binary data" />
+                </a-form-item>
+                </template>
+              </template>
+            </template>
+
+          </a-form>
+        </template>
+
         <a-form-item
           label="UDP Masks"
           v-if="outbound.stream.network === 'kcp' || outbound.protocol === Protocols.Hysteria"
@@ -920,17 +1090,14 @@
                   >
                   <a-select-option value="xdns">xDNS</a-select-option>
                   <a-select-option value="xicmp">xICMP</a-select-option>
-                  <a-select-option value="header-custom"
-                    >Header Custom</a-select-option
-                  >
+                  <a-select-option value="header-custom">Header Custom</a-select-option>
                   <a-select-option value="noise">Noise</a-select-option>
-                  <a-select-option value="sudoku">Sudoku</a-select-option>
                 </template>
               </a-select>
             </a-form-item>
             <a-form-item
               label="Password"
-              v-if="['salamander', 'mkcp-aes128gcm', 'sudoku'].includes(mask.type)"
+              v-if="['salamander', 'mkcp-aes128gcm'].includes(mask.type)"
             >
               <a-input
                 v-model.trim="mask.settings.password"
@@ -954,129 +1121,6 @@
                 ></a-select>
               </a-form-item>
             </template>
-            <template v-if="mask.type === 'header-custom'">
-              <a-form-item label="Client">
-                <a-icon
-                  type="plus"
-                  type="primary"
-                  size="small"
-                  @click="mask.settings.client.push({rand: 0, randRange: '0-255', type: 'array', packet: []})"
-                />
-              </a-form-item>
-              <template v-for="(c, index) in mask.settings.client" :key="index">
-                <a-divider :style="{ margin: '0' }">
-                  Client [[ index + 1 ]]
-                  <a-icon
-                    type="delete"
-                    @click="() => mask.settings.client.splice(index, 1)"
-                    :style="{ color: 'rgb(255, 77, 79)', cursor: 'pointer' }"
-                  ></a-icon>
-                </a-divider>
-                <a-form-item label="Type">
-                  <a-select
-                    v-model="c.type"
-                    :dropdown-class-name="themeSwitcher.currentTheme"
-                    @change="t => { if(t === 'array') c.packet = []; else c.packet = ''; }"
-                  >
-                    <a-select-option value="array">Array</a-select-option>
-                    <a-select-option value="str">String</a-select-option>
-                    <a-select-option value="hex">Hex</a-select-option>
-                    <a-select-option value="base64">Base64</a-select-option>
-                  </a-select>
-                </a-form-item>
-                <template v-if="c.type === 'array'">
-                  <a-form-item label="Rand">
-                    <a-input-number
-                      v-model.number="c.rand"
-                      :min="0"
-                    ></a-input-number>
-                  </a-form-item>
-                  <a-form-item label="Rand Range">
-                    <a-input
-                      v-model.trim="c.randRange"
-                      placeholder="0-255"
-                    ></a-input>
-                  </a-form-item>
-                </template>
-                <a-form-item label="Packet" v-else>
-                  <a-input v-model.trim="c.packet" placeholder="binary data" />
-                </a-form-item>
-              </template>
-              <a-divider :style="{ margin: '0' }"></a-divider>
-              <a-form-item label="Server">
-                <a-icon
-                  type="plus"
-                  type="primary"
-                  size="small"
-                  @click="mask.settings.server.push({rand: 0, randRange: '0-255', type: 'array', packet: []})"
-                />
-              </a-form-item>
-              <template v-for="(s, index) in mask.settings.server" :key="index">
-                <a-divider :style="{ margin: '0' }">
-                  Server [[ index + 1 ]]
-                  <a-icon
-                    type="delete"
-                    @click="() => mask.settings.server.splice(index, 1)"
-                    :style="{ color: 'rgb(255, 77, 79)', cursor: 'pointer' }"
-                  ></a-icon>
-                </a-divider>
-                <a-form-item label="Type">
-                  <a-select
-                    v-model="s.type"
-                    :dropdown-class-name="themeSwitcher.currentTheme"
-                    @change="t => { if(t === 'array') s.packet = []; else s.packet = ''; }"
-                  >
-                    <a-select-option value="array">Array</a-select-option>
-                    <a-select-option value="str">String</a-select-option>
-                    <a-select-option value="hex">Hex</a-select-option>
-                    <a-select-option value="base64">Base64</a-select-option>
-                  </a-select>
-                </a-form-item>
-                <template v-if="s.type === 'array'">
-                  <a-form-item label="Rand">
-                    <a-input-number
-                      v-model.number="s.rand"
-                      :min="0"
-                    ></a-input-number>
-                  </a-form-item>
-                  <a-form-item label="Rand Range">
-                    <a-input
-                      v-model.trim="s.randRange"
-                      placeholder="0-255"
-                    ></a-input>
-                  </a-form-item>
-                </template>
-                <a-form-item label="Packet" v-else>
-                  <a-input v-model.trim="s.packet" placeholder="binary data" />
-                </a-form-item>
-              </template>
-            </template>
-            <template v-if="mask.type === 'sudoku'">
-              <a-form-item label="ASCII">
-                <a-input
-                  v-model.trim="mask.settings.ascii"
-                  placeholder="ASCII"
-                ></a-input>
-              </a-form-item>
-              <a-form-item label="Custom Table">
-                <a-input
-                  v-model.trim="mask.settings.customTable"
-                  placeholder="Custom Table"
-                ></a-input>
-              </a-form-item>
-              <a-form-item label="Custom Tables">
-                <a-input
-                  v-model.trim="mask.settings.customTables"
-                  placeholder="Custom Tables"
-                ></a-input>
-              </a-form-item>
-              <a-form-item label="Padding Min">
-                <a-input-number
-                  v-model.number="mask.settings.paddingMin"
-                  :min="0"
-                ></a-input-number>
-              </a-form-item>
-            </template>
             <template v-if="mask.type === 'noise'">
               <a-form-item label="Reset">
                 <a-input-number v-model.number="mask.settings.reset" :min="0" />
@@ -1129,6 +1173,89 @@
                 </a-form-item>
               </template>
             </template>
+            <template v-if="mask.type === 'header-custom'">
+              <a-form-item label="Client">
+                <a-icon
+                  type="plus"
+                  size="small"
+                  @click="mask.settings.client.push({rand: 0, randRange: '0-255', type: 'array', packet: []})"
+                />
+              </a-form-item>
+              <template v-for="(c, index) in mask.settings.client" :key="index">
+                <a-divider :style="{ margin: '0' }">
+                  Client [[ index + 1 ]]
+                  <a-icon
+                    type="delete"
+                    @click="mask.settings.client.splice(index, 1)"
+                    :style="{ color: 'rgb(255, 77, 79)', cursor: 'pointer' }"
+                  ></a-icon>
+                </a-divider>
+                <a-form-item label="Type">
+                  <a-select
+                    v-model="c.type"
+                    :dropdown-class-name="themeSwitcher.currentTheme"
+                    @change="t => { if(t === 'array') c.packet = []; else c.packet = ''; }"
+                  >
+                    <a-select-option value="array">Array</a-select-option>
+                    <a-select-option value="str">String</a-select-option>
+                    <a-select-option value="hex">Hex</a-select-option>
+                    <a-select-option value="base64">Base64</a-select-option>
+                  </a-select>
+                </a-form-item>
+                <template v-if="c.type === 'array'">
+                  <a-form-item label="Rand">
+                    <a-input-number v-model.number="c.rand" :min="0"></a-input-number>
+                  </a-form-item>
+                  <a-form-item label="Rand Range">
+                    <a-input v-model.trim="c.randRange" placeholder="0-255"></a-input>
+                  </a-form-item>
+                </template>
+                <a-form-item label="Packet" v-else>
+                  <a-input v-model.trim="c.packet" placeholder="binary data" />
+                </a-form-item>
+              </template>
+              <a-divider :style="{ margin: '0' }"></a-divider>
+              <a-form-item label="Server">
+                <a-icon
+                  type="plus"
+                  size="small"
+                  @click="mask.settings.server.push({rand: 0, randRange: '0-255', type: 'array', packet: []})"
+                />
+              </a-form-item>
+              <template v-for="(s, index) in mask.settings.server" :key="index">
+                <a-divider :style="{ margin: '0' }">
+                  Server [[ index + 1 ]]
+                  <a-icon
+                    type="delete"
+                    @click="mask.settings.server.splice(index, 1)"
+                    :style="{ color: 'rgb(255, 77, 79)', cursor: 'pointer' }"
+                  ></a-icon>
+                </a-divider>
+                <a-form-item label="Type">
+                  <a-select
+                    v-model="s.type"
+                    :dropdown-class-name="themeSwitcher.currentTheme"
+                    @change="t => { if(t === 'array') s.packet = []; else s.packet = ''; }"
+                  >
+                    <a-select-option value="array">Array</a-select-option>
+                    <a-select-option value="str">String</a-select-option>
+                    <a-select-option value="hex">Hex</a-select-option>
+                    <a-select-option value="base64">Base64</a-select-option>
+                  </a-select>
+                </a-form-item>
+                <template v-if="s.type === 'array'">
+                  <a-form-item label="Rand">
+                    <a-input-number v-model.number="s.rand" :min="0"></a-input-number>
+                  </a-form-item>
+                  <a-form-item label="Rand Range">
+                    <a-input v-model.trim="s.randRange" placeholder="0-255"></a-input>
+                  </a-form-item>
+                </template>
+                <a-form-item label="Packet" v-else>
+                  <a-input v-model.trim="s.packet" placeholder="binary data" />
+                </a-form-item>
+              </template>
+            </template>
             <template v-if="mask.type === 'xicmp'">
               <a-form-item label="IP">
                 <a-input
@@ -1145,6 +1272,72 @@
             </template>
           </a-form>
         </template>
+
+        <!-- quicParams – only for xhttp H3 and hysteria -->
+        <template v-if="outbound.stream.network === 'xhttp' || outbound.protocol === Protocols.Hysteria">
+          <a-form-item label="QUIC Params">
+            <a-switch v-model="outbound.stream.finalmask.enableQuicParams"></a-switch>
+          </a-form-item>
+          <template v-if="outbound.stream.finalmask.enableQuicParams">
+            <a-form-item label="Congestion">
+              <a-select
+                v-model="outbound.stream.finalmask.quicParams.congestion"
+                :dropdown-class-name="themeSwitcher.currentTheme"
+              >
+                <a-select-option value="reno">Reno</a-select-option>
+                <a-select-option value="bbr">BBR</a-select-option>
+                <a-select-option value="brutal">Brutal</a-select-option>
+                <a-select-option value="force-brutal">Force Brutal</a-select-option>
+              </a-select>
+            </a-form-item>
+            <a-form-item label="Debug">
+              <a-switch v-model="outbound.stream.finalmask.quicParams.debug"></a-switch>
+            </a-form-item>
+            <template v-if="['brutal','force-brutal'].includes(outbound.stream.finalmask.quicParams.congestion)">
+              <a-form-item label="Brutal Up">
+                <a-input v-model.trim="outbound.stream.finalmask.quicParams.brutalUp" placeholder="e.g. 60 mbps" />
+              </a-form-item>
+              <a-form-item label="Brutal Down">
+                <a-input v-model.trim="outbound.stream.finalmask.quicParams.brutalDown" placeholder="e.g. 60 mbps" />
+              </a-form-item>
+            </template>
+            <a-form-item label="UDP Hop">
+              <a-switch v-model="outbound.stream.finalmask.quicParams.hasUdpHop"></a-switch>
+            </a-form-item>
+            <template v-if="outbound.stream.finalmask.quicParams.hasUdpHop">
+              <a-form-item label="Hop Ports">
+                <a-input v-model.trim="outbound.stream.finalmask.quicParams.udpHop.ports" placeholder="e.g. 20000-50000" />
+              </a-form-item>
+              <a-form-item label="Hop Interval (s)">
+                <a-input-number v-model.number="outbound.stream.finalmask.quicParams.udpHop.interval" :min="5" />
+              </a-form-item>
+            </template>
+            <a-form-item label="Max Idle Timeout (s)">
+              <a-input-number v-model.number="outbound.stream.finalmask.quicParams.maxIdleTimeout" :min="4" :max="120" />
+            </a-form-item>
+            <a-form-item label="Keep Alive Period (s)">
+              <a-input-number v-model.number="outbound.stream.finalmask.quicParams.keepAlivePeriod" :min="0" :max="60" />
+            </a-form-item>
+            <a-form-item label="Disable Path MTU Dis">
+              <a-switch v-model="outbound.stream.finalmask.quicParams.disablePathMTUDiscovery"></a-switch>
+            </a-form-item>
+            <a-form-item label="Max Incoming Streams">
+              <a-input-number v-model.number="outbound.stream.finalmask.quicParams.maxIncomingStreams" :min="0" placeholder="0 = default" />
+            </a-form-item>
+            <a-form-item label="Init Stream Window">
+              <a-input-number v-model.number="outbound.stream.finalmask.quicParams.initStreamReceiveWindow" :min="0" placeholder="0 = default" />
+            </a-form-item>
+            <a-form-item label="Max Stream Window">
+              <a-input-number v-model.number="outbound.stream.finalmask.quicParams.maxStreamReceiveWindow" :min="0" placeholder="0 = default" />
+            </a-form-item>
+            <a-form-item label="Init Conn Window">
+              <a-input-number v-model.number="outbound.stream.finalmask.quicParams.initConnectionReceiveWindow" :min="0" placeholder="0 = default" />
+            </a-form-item>
+            <a-form-item label="Max Conn Window">
+              <a-input-number v-model.number="outbound.stream.finalmask.quicParams.maxConnectionReceiveWindow" :min="0" placeholder="0 = default" />
+            </a-form-item>
+          </template>
+        </template>
       </template>
 
       <!-- tls settings -->
diff --git a/web/html/form/stream/stream_finalmask.html b/web/html/form/stream/stream_finalmask.html
index f0ec87cf..1a8a052d 100644
--- a/web/html/form/stream/stream_finalmask.html
+++ b/web/html/form/stream/stream_finalmask.html
@@ -3,9 +3,192 @@
   :colon="false"
   :label-col="{ md: {span:8} }"
   :wrapper-col="{ md: {span:14} }"
-  v-if="inbound.protocol == Protocols.HYSTERIA || inbound.stream.network == 'kcp'"
+  v-if="inbound.protocol == Protocols.HYSTERIA || ['kcp', 'xhttp', 'raw', 'tcp', 'httpupgrade', 'ws', 'grpc'].includes(inbound.stream.network)"
 >
   <a-divider :style="{ margin: '5px 0 0' }"></a-divider>
+
+  <!-- TCP Masks – for raw/tcp/httpupgrade/ws/grpc/xhttp -->
+  <template v-if="['raw', 'tcp', 'httpupgrade', 'ws', 'grpc', 'xhttp'].includes(inbound.stream.network)">
+  <a-form-item label="TCP Masks">
+    <a-button
+      icon="plus"
+      type="primary"
+      size="small"
+      @click="inbound.stream.addTcpMask('fragment')"
+    ></a-button>
+  </a-form-item>
+  <template v-if="inbound.stream.finalmask.tcp && inbound.stream.finalmask.tcp.length > 0">
+    <a-form
+      v-for="(mask, index) in inbound.stream.finalmask.tcp"
+      :key="index"
+      :colon="false"
+      :label-col="{ md: {span:8} }"
+      :wrapper-col="{ md: {span:14} }"
+    >
+      <a-divider :style="{ margin: '0' }">
+        TCP Mask [[ index + 1 ]]
+        <a-icon
+          type="delete"
+          @click="() => inbound.stream.delTcpMask(index)"
+          :style="{ color: 'rgb(255, 77, 79)', cursor: 'pointer' }"
+        ></a-icon>
+      </a-divider>
+      <a-form-item label='{{ i18n "pages.xray.outbound.type" }}'>
+        <a-select
+          v-model="mask.type"
+          @change="(type) => { mask.settings = mask._getDefaultSettings(type, {}); }"
+          :dropdown-class-name="themeSwitcher.currentTheme"
+        >
+          <a-select-option value="fragment">Fragment</a-select-option>
+          <a-select-option value="header-custom">Header Custom</a-select-option>
+          <a-select-option value="sudoku">Sudoku</a-select-option>
+        </a-select>
+      </a-form-item>
+
+      <!-- Fragment settings -->
+      <template v-if="mask.type === 'fragment'">
+        <a-form-item label="Packets">
+          <a-select
+            v-model="mask.settings.packets"
+            :dropdown-class-name="themeSwitcher.currentTheme"
+          >
+            <a-select-option value="tlshello">tlshello</a-select-option>
+            <a-select-option value="1-3">1-3</a-select-option>
+            <a-select-option value="1-5">1-5</a-select-option>
+          </a-select>
+        </a-form-item>
+        <a-form-item label="Length">
+          <a-input v-model.trim="mask.settings.length" placeholder="e.g. 100-200" />
+        </a-form-item>
+        <a-form-item label="Delay">
+          <a-input v-model.trim="mask.settings.delay" placeholder="e.g. 10-20" />
+        </a-form-item>
+        <a-form-item label="Max Split">
+          <a-input v-model.trim="mask.settings.maxSplit" placeholder="e.g. 3-6" />
+        </a-form-item>
+      </template>
+
+      <!-- Sudoku settings (TCP) -->
+      <template v-if="mask.type === 'sudoku'">
+        <a-form-item label="Password">
+          <a-input v-model.trim="mask.settings.password" placeholder="Obfuscation password" />
+        </a-form-item>
+        <a-form-item label="ASCII">
+          <a-input v-model.trim="mask.settings.ascii" placeholder="ASCII" />
+        </a-form-item>
+        <a-form-item label="Custom Table">
+          <a-input v-model.trim="mask.settings.customTable" placeholder="Custom Table" />
+        </a-form-item>
+        <a-form-item label="Custom Tables">
+          <a-input v-model.trim="mask.settings.customTables" placeholder="Custom Tables" />
+        </a-form-item>
+        <a-form-item label="Padding Min">
+          <a-input-number v-model.number="mask.settings.paddingMin" :min="0" />
+        </a-form-item>
+        <a-form-item label="Padding Max">
+          <a-input-number v-model.number="mask.settings.paddingMax" :min="0" />
+        </a-form-item>
+      </template>
+
+      <!-- Header Custom (TCP) – clients/servers/errors are 2D arrays of groups -->
+      <template v-if="mask.type === 'header-custom'">
+        <!-- Clients -->
+        <a-form-item label="Clients">
+          <a-icon type="plus" @click="mask.settings.clients.push([{delay: 0, rand: 0, randRange: '0-255', type: 'array', packet: []}])" />
+        </a-form-item>
+        <template v-for="(group, gi) in mask.settings.clients" :key="'cg'+gi">
+          <a-divider :style="{ margin: '0' }">
+            Clients Group [[ gi + 1 ]]
+            <a-icon type="delete" @click="mask.settings.clients.splice(gi, 1)" :style="{ color: 'rgb(255, 77, 79)', cursor: 'pointer' }" />
+            <a-icon type="plus" @click="group.push({delay: 0, rand: 0, randRange: '0-255', type: 'array', packet: []})" :style="{ marginLeft: '8px' }" />
+          </a-divider>
+          <template v-for="(item, ii) in group" :key="'ci'+ii">
+            <a-divider :style="{ margin: '0', fontSize: '12px' }">
+              Item [[ ii + 1 ]]
+              <a-icon type="delete" @click="() => { group.splice(ii, 1); if(group.length === 0) mask.settings.clients.splice(gi, 1); }" :style="{ color: 'rgb(255, 77, 79)', cursor: 'pointer' }" />
+            </a-divider>
+            <a-form-item label='{{ i18n "pages.xray.outbound.type" }}'>
+              <a-select v-model="item.type" :dropdown-class-name="themeSwitcher.currentTheme"
+                @change="t => { if(t === 'base64') item.packet = RandomUtil.randomBase64(); else if(t === 'array') { item.rand = 0; item.packet = []; } else { item.packet = ''; } }">
+                <a-select-option value="array">Array</a-select-option>
+                <a-select-option value="str">String</a-select-option>
+                <a-select-option value="hex">Hex</a-select-option>
+                <a-select-option value="base64">Base64</a-select-option>
+              </a-select>
+            </a-form-item>
+            <a-form-item label="Delay (ms)">
+              <a-input-number v-model.number="item.delay" :min="0" />
+            </a-form-item>
+            <template v-if="item.type === 'array'">
+              <a-form-item label="Rand">
+                <a-input-number v-model.number="item.rand" :min="0" />
+              </a-form-item>
+              <a-form-item label="Rand Range">
+                <a-input v-model.trim="item.randRange" placeholder="0-255" />
+              </a-form-item>
+            </template>
+            <a-form-item v-else label="Packet">
+              <a-input-group compact v-if="item.type === 'base64'">
+                <a-input v-model.trim="item.packet" placeholder="binary data" :style="{ width: 'calc(100% - 32px)' }" />
+                <a-button icon="reload" @click="item.packet = RandomUtil.randomBase64()" />
+              </a-input-group>
+              <a-input v-else v-model.trim="item.packet" placeholder="binary data" />
+            </a-form-item>
+          </template>
+        </template>
+
+        <!-- Servers -->
+        <a-form-item label="Servers">
+          <a-icon type="plus" @click="mask.settings.servers.push([{delay: 0, rand: 0, randRange: '0-255', type: 'array', packet: []}])" />
+        </a-form-item>
+        <template v-for="(group, gi) in mask.settings.servers" :key="'sg'+gi">
+          <a-divider :style="{ margin: '0' }">
+            Servers Group [[ gi + 1 ]]
+            <a-icon type="delete" @click="mask.settings.servers.splice(gi, 1)" :style="{ color: 'rgb(255, 77, 79)', cursor: 'pointer' }" />
+            <a-icon type="plus" @click="group.push({delay: 0, rand: 0, randRange: '0-255', type: 'array', packet: []})" :style="{ marginLeft: '8px' }" />
+          </a-divider>
+          <template v-for="(item, ii) in group" :key="'si'+ii">
+            <a-divider :style="{ margin: '0', fontSize: '12px' }">
+              Item [[ ii + 1 ]]
+              <a-icon type="delete" @click="() => { group.splice(ii, 1); if(group.length === 0) mask.settings.servers.splice(gi, 1); }" :style="{ color: 'rgb(255, 77, 79)', cursor: 'pointer' }" />
+            </a-divider>
+
+            <a-form-item label='{{ i18n "pages.xray.outbound.type" }}'>
+              <a-select v-model="item.type" :dropdown-class-name="themeSwitcher.currentTheme"
+                @change="t => { if(t === 'base64') item.packet = RandomUtil.randomBase64(); else if(t === 'array') { item.rand = 0; item.packet = []; } else { item.packet = ''; } }">
+                <a-select-option value="array">Array</a-select-option>
+                <a-select-option value="str">String</a-select-option>
+                <a-select-option value="hex">Hex</a-select-option>
+                <a-select-option value="base64">Base64</a-select-option>
+              </a-select>
+            </a-form-item>
+            <a-form-item label="Delay (ms)">
+              <a-input-number v-model.number="item.delay" :min="0" />
+            </a-form-item>
+            <template v-if="item.type === 'array'">
+              <a-form-item label="Rand">
+                <a-input-number v-model.number="item.rand" :min="0" />
+              </a-form-item>
+              <a-form-item label="Rand Range">
+                <a-input v-model.trim="item.randRange" placeholder="0-255" />
+              </a-form-item>
+            </template>
+            <a-form-item v-else label="Packet">
+              <a-input-group compact v-if="item.type === 'base64'">
+                <a-input v-model.trim="item.packet" placeholder="binary data" :style="{ width: 'calc(100% - 32px)' }" />
+                <a-button icon="reload" @click="item.packet = RandomUtil.randomBase64()" />
+              </a-input-group>
+              <a-input v-else v-model.trim="item.packet" placeholder="binary data" />
+            </a-form-item>
+          </template>
+        </template>
+      </template>
+
+    </a-form>
+  </template>
+  </template>
+
+  <template v-if="inbound.protocol == Protocols.HYSTERIA || inbound.stream.network == 'kcp'">
   <a-form-item label="UDP Masks">
     <a-button
       icon="plus"
@@ -64,17 +247,14 @@
             >
             <a-select-option value="xdns">xDNS</a-select-option>
             <a-select-option value="xicmp">xICMP</a-select-option>
-            <a-select-option value="header-custom"
-              >Header Custom</a-select-option
-            >
+            <a-select-option value="header-custom">Header Custom</a-select-option>
             <a-select-option value="noise">Noise</a-select-option>
-            <a-select-option value="sudoku">Sudoku</a-select-option>
           </template>
         </a-select>
       </a-form-item>
       <a-form-item
         label="Password"
-        v-if="['mkcp-aes128gcm', 'salamander', 'sudoku'].includes(mask.type)"
+        v-if="['mkcp-aes128gcm', 'salamander'].includes(mask.type)"
       >
         <a-input
           v-model.trim="mask.settings.password"
@@ -98,99 +278,6 @@
           ></a-select>
         </a-form-item>
       </template>
-      <template v-if="mask.type === 'header-custom'">
-        <a-form-item label="Client">
-          <a-icon
-            type="plus"
-            type="primary"
-            size="small"
-            @click="mask.settings.client.push({rand: 0, randRange: '0-255', type: 'array', packet: []})"
-          />
-        </a-form-item>
-        <template v-for="(c, index) in mask.settings.client" :key="index">
-          <a-divider :style="{ margin: '0' }">
-            Client [[ index + 1 ]]
-            <a-icon
-              type="delete"
-              @click="() => mask.settings.client.splice(index, 1)"
-              :style="{ color: 'rgb(255, 77, 79)', cursor: 'pointer' }"
-            ></a-icon>
-          </a-divider>
-          <a-form-item label='{{ i18n "pages.xray.outbound.type" }}'>
-            <a-select
-              v-model="c.type"
-              :dropdown-class-name="themeSwitcher.currentTheme"
-              @change="t => { if(t === 'base64') c.packet = RandomUtil.randomBase64(); else if(t === 'array') c.packet = []; else c.packet = ''; }"
-            >
-              <a-select-option value="array">Array</a-select-option>
-              <a-select-option value="str">String</a-select-option>
-              <a-select-option value="hex">Hex</a-select-option>
-              <a-select-option value="base64">Base64</a-select-option>
-            </a-select>
-          </a-form-item>
-          <template v-if="c.type === 'array'">
-            <a-form-item label="Rand">
-              <a-input-number v-model.number="c.rand" />
-            </a-form-item>
-            <a-form-item label="Rand Range">
-              <a-input v-model.trim="c.randRange" placeholder="0-255" />
-            </a-form-item>
-          </template>
-          <a-form-item v-else label="Packet">
-            <a-input-group compact v-if="c.type === 'base64'">
-              <a-input v-model.trim="c.packet" placeholder="binary data" :style="{ width: 'calc(100% - 32px)' }" />
-              <a-button icon="reload" @click="c.packet = RandomUtil.randomBase64()" />
-            </a-input-group>
-            <a-input v-else v-model.trim="c.packet" placeholder="binary data" />
-          </a-form-item>
-        </template>
-        <a-divider :style="{ margin: '0' }"></a-divider>
-        <a-form-item label="Server">
-          <a-icon
-            type="plus"
-            type="primary"
-            size="small"
-            @click="mask.settings.server.push({rand: 0, randRange: '0-255', type: 'array', packet: []})"
-          />
-        </a-form-item>
-        <template v-for="(s, index) in mask.settings.server" :key="index">
-          <a-divider :style="{ margin: '0' }">
-            Server [[ index + 1 ]]
-            <a-icon
-              type="delete"
-              @click="() => mask.settings.server.splice(index, 1)"
-              :style="{ color: 'rgb(255, 77, 79)', cursor: 'pointer' }"
-            ></a-icon>
-          </a-divider>
-          <a-form-item label='{{ i18n "pages.xray.outbound.type" }}'>
-            <a-select
-              v-model="s.type"
-              :dropdown-class-name="themeSwitcher.currentTheme"
-              @change="t => { if(t === 'base64') s.packet = RandomUtil.randomBase64(); else if(t === 'array') s.packet = []; else s.packet = ''; }"
-            >
-              <a-select-option value="array">Array</a-select-option>
-              <a-select-option value="str">String</a-select-option>
-              <a-select-option value="hex">Hex</a-select-option>
-              <a-select-option value="base64">Base64</a-select-option>
-            </a-select>
-          </a-form-item>
-          <template v-if="s.type === 'array'">
-            <a-form-item label="Rand">
-              <a-input-number v-model.number="s.rand" />
-            </a-form-item>
-            <a-form-item label="Rand Range">
-              <a-input v-model.trim="s.randRange" placeholder="0-255" />
-            </a-form-item>
-          </template>
-          <a-form-item v-else label="Packet">
-            <a-input-group compact v-if="s.type === 'base64'">
-              <a-input v-model.trim="s.packet" placeholder="binary data" :style="{ width: 'calc(100% - 32px)' }" />
-              <a-button icon="reload" @click="s.packet = RandomUtil.randomBase64()" />
-            </a-input-group>
-            <a-input v-else v-model.trim="s.packet" placeholder="binary data" />
-          </a-form-item>
-        </template>
-      </template>
       <template v-if="mask.type === 'noise'">
         <a-form-item label="Reset">
           <a-input-number v-model.number="mask.settings.reset" :min="0" />
@@ -244,28 +331,96 @@
           </a-form-item>
         </template>
       </template>
-      <template v-if="mask.type === 'sudoku'">
-        <a-form-item label="ASCII">
-          <a-input v-model.trim="mask.settings.ascii" placeholder="ASCII" />
-        </a-form-item>
-        <a-form-item label="Custom Table">
-          <a-input
-            v-model.trim="mask.settings.customTable"
-            placeholder="Custom Table"
+      <template v-if="mask.type === 'header-custom'">
+        <a-form-item label="Client">
+          <a-icon
+            type="plus"
+            size="small"
+            @click="mask.settings.client.push({rand: 0, randRange: '0-255', type: 'array', packet: []})"
           />
         </a-form-item>
-        <a-form-item label="Custom Tables">
-          <a-input
-            v-model.trim="mask.settings.customTables"
-            placeholder="Custom Tables"
+        <template v-for="(c, index) in mask.settings.client" :key="index">
+          <a-divider :style="{ margin: '0' }">
+            Client [[ index + 1 ]]
+            <a-icon
+              type="delete"
+              @click="mask.settings.client.splice(index, 1)"
+              :style="{ color: 'rgb(255, 77, 79)', cursor: 'pointer' }"
+            ></a-icon>
+          </a-divider>
+          <a-form-item label='{{ i18n "pages.xray.outbound.type" }}'>
+            <a-select
+              v-model="c.type"
+              :dropdown-class-name="themeSwitcher.currentTheme"
+              @change="t => { if(t === 'base64') c.packet = RandomUtil.randomBase64(); else if(t === 'array') c.packet = []; else c.packet = ''; }"
+            >
+              <a-select-option value="array">Array</a-select-option>
+              <a-select-option value="str">String</a-select-option>
+              <a-select-option value="hex">Hex</a-select-option>
+              <a-select-option value="base64">Base64</a-select-option>
+            </a-select>
+          </a-form-item>
+          <template v-if="c.type === 'array'">
+            <a-form-item label="Rand">
+              <a-input-number v-model.number="c.rand" />
+            </a-form-item>
+            <a-form-item label="Rand Range">
+              <a-input v-model.trim="c.randRange" placeholder="0-255" />
+            </a-form-item>
+          </template>
+          <a-form-item v-else label="Packet">
+            <a-input-group compact v-if="c.type === 'base64'">
+              <a-input v-model.trim="c.packet" placeholder="binary data" :style="{ width: 'calc(100% - 32px)' }" />
+              <a-button icon="reload" @click="c.packet = RandomUtil.randomBase64()" />
+            </a-input-group>
+            <a-input v-else v-model.trim="c.packet" placeholder="binary data" />
+          </a-form-item>
+        </template>
+        <a-divider :style="{ margin: '0' }"></a-divider>
+        <a-form-item label="Server">
+          <a-icon
+            type="plus"
+            size="small"
+            @click="mask.settings.server.push({rand: 0, randRange: '0-255', type: 'array', packet: []})"
           />
         </a-form-item>
-        <a-form-item label="Padding Min">
-          <a-input-number v-model.number="mask.settings.paddingMin" :min="0" />
-        </a-form-item>
-        <a-form-item label="Padding Max">
-          <a-input-number v-model.number="mask.settings.paddingMax" :min="0" />
-        </a-form-item>
+        <template v-for="(s, index) in mask.settings.server" :key="index">
+          <a-divider :style="{ margin: '0' }">
+            Server [[ index + 1 ]]
+            <a-icon
+              type="delete"
+              @click="mask.settings.server.splice(index, 1)"
+              :style="{ color: 'rgb(255, 77, 79)', cursor: 'pointer' }"
+            ></a-icon>
+          </a-divider>
+          <a-form-item label='{{ i18n "pages.xray.outbound.type" }}'>
+            <a-select
+              v-model="s.type"
+              :dropdown-class-name="themeSwitcher.currentTheme"
+              @change="t => { if(t === 'base64') s.packet = RandomUtil.randomBase64(); else if(t === 'array') s.packet = []; else s.packet = ''; }"
+            >
+              <a-select-option value="array">Array</a-select-option>
+              <a-select-option value="str">String</a-select-option>
+              <a-select-option value="hex">Hex</a-select-option>
+              <a-select-option value="base64">Base64</a-select-option>
+            </a-select>
+          </a-form-item>
+          <template v-if="s.type === 'array'">
+            <a-form-item label="Rand">
+              <a-input-number v-model.number="s.rand" />
+            </a-form-item>
+            <a-form-item label="Rand Range">
+              <a-input v-model.trim="s.randRange" placeholder="0-255" />
+            </a-form-item>
+          </template>
+          <a-form-item v-else label="Packet">
+            <a-input-group compact v-if="s.type === 'base64'">
+              <a-input v-model.trim="s.packet" placeholder="binary data" :style="{ width: 'calc(100% - 32px)' }" />
+              <a-button icon="reload" @click="s.packet = RandomUtil.randomBase64()" />
+            </a-input-group>
+            <a-input v-else v-model.trim="s.packet" placeholder="binary data" />
+          </a-form-item>
+        </template>
       </template>
       <template v-if="mask.type === 'xicmp'">
         <a-form-item label="IP">
@@ -277,5 +432,72 @@
       </template>
     </a-form>
   </template>
+  </template>
+
+  <!-- quicParams – only for xhttp H3 and hysteria -->
+  <template v-if="inbound.protocol == Protocols.HYSTERIA || inbound.stream.network == 'xhttp'">
+    <a-form-item label="QUIC Params">
+      <a-switch v-model="inbound.stream.finalmask.enableQuicParams"></a-switch>
+    </a-form-item>
+    <template v-if="inbound.stream.finalmask.enableQuicParams">
+      <a-form-item label="Congestion">
+        <a-select
+          v-model="inbound.stream.finalmask.quicParams.congestion"
+          :dropdown-class-name="themeSwitcher.currentTheme"
+        >
+          <a-select-option value="reno">Reno</a-select-option>
+          <a-select-option value="bbr">BBR</a-select-option>
+          <a-select-option value="brutal">Brutal</a-select-option>
+          <a-select-option value="force-brutal">Force Brutal</a-select-option>
+        </a-select>
+      </a-form-item>
+      <a-form-item label="Debug">
+        <a-switch v-model="inbound.stream.finalmask.quicParams.debug"></a-switch>
+      </a-form-item>
+      <template v-if="['brutal','force-brutal'].includes(inbound.stream.finalmask.quicParams.congestion)">
+        <a-form-item label="Brutal Up">
+          <a-input v-model.trim="inbound.stream.finalmask.quicParams.brutalUp" placeholder="e.g. 60 mbps" />
+        </a-form-item>
+        <a-form-item label="Brutal Down">
+          <a-input v-model.trim="inbound.stream.finalmask.quicParams.brutalDown" placeholder="e.g. 60 mbps" />
+        </a-form-item>
+      </template>
+      <a-form-item label="UDP Hop">
+        <a-switch v-model="inbound.stream.finalmask.quicParams.hasUdpHop"></a-switch>
+      </a-form-item>
+      <template v-if="inbound.stream.finalmask.quicParams.hasUdpHop">
+        <a-form-item label="Hop Ports">
+          <a-input v-model.trim="inbound.stream.finalmask.quicParams.udpHop.ports" placeholder="e.g. 20000-50000" />
+        </a-form-item>
+        <a-form-item label="Hop Interval (s)">
+          <a-input-number v-model.number="inbound.stream.finalmask.quicParams.udpHop.interval" :min="5" />
+        </a-form-item>
+      </template>
+      <a-form-item label="Max Idle Timeout (s)">
+        <a-input-number v-model.number="inbound.stream.finalmask.quicParams.maxIdleTimeout" :min="4" :max="120" />
+      </a-form-item>
+      <a-form-item label="Keep Alive Period (s)">
+        <a-input-number v-model.number="inbound.stream.finalmask.quicParams.keepAlivePeriod" :min="0" :max="60" />
+      </a-form-item>
+      <a-form-item label="Disable Path MTU Dis">
+        <a-switch v-model="inbound.stream.finalmask.quicParams.disablePathMTUDiscovery"></a-switch>
+      </a-form-item>
+      <a-form-item label="Max Incoming Streams">
+        <a-input-number v-model.number="inbound.stream.finalmask.quicParams.maxIncomingStreams" :min="0" placeholder="0 = default" />
+      </a-form-item>
+      <a-form-item label="Init Stream Window">
+        <a-input-number v-model.number="inbound.stream.finalmask.quicParams.initStreamReceiveWindow" :min="0" placeholder="0 = default" />
+      </a-form-item>
+      <a-form-item label="Max Stream Window">
+        <a-input-number v-model.number="inbound.stream.finalmask.quicParams.maxStreamReceiveWindow" :min="0" placeholder="0 = default" />
+      </a-form-item>
+      <a-form-item label="Init Conn Window">
+        <a-input-number v-model.number="inbound.stream.finalmask.quicParams.initConnectionReceiveWindow" :min="0" placeholder="0 = default" />
+      </a-form-item>
+      <a-form-item label="Max Conn Window">
+        <a-input-number v-model.number="inbound.stream.finalmask.quicParams.maxConnectionReceiveWindow" :min="0" placeholder="0 = default" />
+      </a-form-item>
+    </template>
+  </template>
 </a-form>
 {{end}}