diff --git a/web/html/form/protocol/vless.html b/web/html/form/protocol/vless.html
index adeb5698..853b2c1d 100644
--- a/web/html/form/protocol/vless.html
+++ b/web/html/form/protocol/vless.html
@@ -73,7 +73,7 @@
 <template v-if="inbound.settings.vlesses.some(c => c.flow === 'xtls-rprx-vision' || c.flow === 'xtls-rprx-vision-udp443')">
   <a-form :colon="false" :label-col="{ md: {span:8} }" :wrapper-col="{ md: {span:14} }">
     <a-form-item label="Vision Seed">
-      <a-row :gutter="8" v-if="inbound.settings.testseed && inbound.settings.testseed.length >= 4">
+      <a-row :gutter="8">
         <a-col :span="6">
           <a-input-number v-model.number="inbound.settings.testseed[0]" :min="0" :max="9999" :style="{ width: '100%' }" placeholder="900" addon-before="[0]"></a-input-number>
         </a-col>
@@ -88,10 +88,10 @@
         </a-col>
       </a-row>
       <a-space :size="8" :style="{ marginTop: '8px' }">
-        <a-button type="primary" @click="inbound.settings.testseed = [Math.floor(Math.random()*1000), Math.floor(Math.random()*1000), Math.floor(Math.random()*1000), Math.floor(Math.random()*1000)]">
+        <a-button type="primary" @click="setRandomTestseed">
           Rand
         </a-button>
-        <a-button @click="inbound.settings.testseed = [900, 500, 900, 256]">
+        <a-button @click="resetTestseed">
           Reset
         </a-button>
       </a-space>
diff --git a/web/html/modals/inbound_modal.html b/web/html/modals/inbound_modal.html
index 54a041a5..e51de74b 100644
--- a/web/html/modals/inbound_modal.html
+++ b/web/html/modals/inbound_modal.html
@@ -27,10 +27,16 @@
                 this.inbound = new Inbound();
             }
             // Ensure testseed is initialized for VLESS protocol with vision flow
+            // Use Vue.set to ensure reactivity
             if (this.inbound.protocol === Protocols.VLESS && this.inbound.settings && this.inbound.settings.vlesses) {
                 const hasVisionFlow = this.inbound.settings.vlesses.some(c => c.flow === 'xtls-rprx-vision' || c.flow === 'xtls-rprx-vision-udp443');
                 if (hasVisionFlow && (!this.inbound.settings.testseed || !Array.isArray(this.inbound.settings.testseed) || this.inbound.settings.testseed.length < 4)) {
-                    this.inbound.settings.testseed = [900, 500, 900, 256];
+                    // Use Vue.set to ensure the array is reactive
+                    if (typeof this.$set === 'function') {
+                        this.$set(this.inbound.settings, 'testseed', [900, 500, 900, 256]);
+                    } else {
+                        this.inbound.settings.testseed = [900, 500, 900, 256];
+                    }
                 }
             }
             if (dbInbound) {
@@ -102,6 +108,18 @@
                         client.flow = "";
                     });
                 }
+            },
+            // Ensure testseed is always initialized when vision flow is enabled
+            'inModal.inbound.settings.vlesses': {
+                handler() {
+                    if (inModal.inbound.protocol === Protocols.VLESS && inModal.inbound.settings && inModal.inbound.settings.vlesses) {
+                        const hasVisionFlow = inModal.inbound.settings.vlesses.some(c => c.flow === 'xtls-rprx-vision' || c.flow === 'xtls-rprx-vision-udp443');
+                        if (hasVisionFlow && (!inModal.inbound.settings.testseed || !Array.isArray(inModal.inbound.settings.testseed) || inModal.inbound.settings.testseed.length < 4)) {
+                            inModal.inbound.settings.testseed = [900, 500, 900, 256];
+                        }
+                    }
+                },
+                deep: true
             }
         },
         methods: {
@@ -221,9 +239,20 @@
                 this.inbound.settings.decryption = 'none';
                 this.inbound.settings.encryption = 'none';
                 this.inbound.settings.selectedAuth = undefined;
+            },
+            setRandomTestseed() {
+                // Ensure testseed is initialized
+                if (!inModal.inbound.settings.testseed || !Array.isArray(inModal.inbound.settings.testseed) || inModal.inbound.settings.testseed.length < 4) {
+                    inModal.inbound.settings.testseed = [900, 500, 900, 256];
+                }
+                const newSeed = [Math.floor(Math.random()*1000), Math.floor(Math.random()*1000), Math.floor(Math.random()*1000), Math.floor(Math.random()*1000)];
+                inModal.inbound.settings.testseed = newSeed;
+            },
+            resetTestseed() {
+                // Reset testseed to default values
+                inModal.inbound.settings.testseed = [900, 500, 900, 256];
             }
-
-        },
+        }
     });
 
 </script>