diff --git a/v2rayN/v2rayN/Global.cs b/v2rayN/v2rayN/Global.cs
index 7328cf50..bfd07739 100644
--- a/v2rayN/v2rayN/Global.cs
+++ b/v2rayN/v2rayN/Global.cs
@@ -172,7 +172,7 @@ namespace v2rayN
         public static readonly List<string> AllowInsecures = new() { "true", "false", "" };
         public static readonly List<string> DomainStrategy4Freedoms = new() { "AsIs", "UseIP", "UseIPv4", "UseIPv6", "" };
         public static readonly List<string> Languages = new() { "zh-Hans", "zh-Hant", "en", "fa-Ir", "ru" };
-        public static readonly List<string> Alpns = new() { "h2", "http/1.1", "h2,http/1.1", "h3", "" };
+        public static readonly List<string> Alpns = new() { "h3", "h2", "http/1.1", "h3,h2,http/1.1", "h3,h2", "h2,http/1.1",  "" };
         public static readonly List<string> LogLevels = new() { "debug", "info", "warning", "error", "none" };
         public static readonly List<string> InboundTags = new() { "socks", "http", "socks2", "http2" };
         public static readonly List<string> RuleProtocols = new() { "http", "tls", "bittorrent" };
diff --git a/v2rayN/v2rayN/Handler/CoreConfigSingbox.cs b/v2rayN/v2rayN/Handler/CoreConfigSingbox.cs
index 4e05a140..c51fc8e8 100644
--- a/v2rayN/v2rayN/Handler/CoreConfigSingbox.cs
+++ b/v2rayN/v2rayN/Handler/CoreConfigSingbox.cs
@@ -672,34 +672,34 @@ namespace v2rayN.Handler
             }
             else if (domain.StartsWith("geosite:"))
             {
-                if (rule.geosite is null) { rule.geosite = new(); }
+                rule.geosite ??= [];
                 rule.geosite?.Add(domain.Substring(8));
             }
             else if (domain.StartsWith("regexp:"))
             {
-                if (rule.domain_regex is null) { rule.domain_regex = new(); }
+                rule.domain_regex ??= [];
                 rule.domain_regex?.Add(domain.Replace(Global.RoutingRuleComma, ",").Substring(7));
             }
             else if (domain.StartsWith("domain:"))
             {
-                if (rule.domain is null) { rule.domain = new(); }
-                if (rule.domain_suffix is null) { rule.domain_suffix = new(); }
+                rule.domain ??= [];
+                rule.domain_suffix ??= [];
                 rule.domain?.Add(domain.Substring(7));
                 rule.domain_suffix?.Add("." + domain.Substring(7));
             }
             else if (domain.StartsWith("full:"))
             {
-                if (rule.domain is null) { rule.domain = new(); }
+                rule.domain ??= [];
                 rule.domain?.Add(domain.Substring(5));
             }
             else if (domain.StartsWith("keyword:"))
             {
-                if (rule.domain_keyword is null) { rule.domain_keyword = new(); }
+                rule.domain_keyword ??= [];
                 rule.domain_keyword?.Add(domain.Substring(8));
             }
             else
             {
-                if (rule.domain_keyword is null) { rule.domain_keyword = new(); }
+                rule.domain_keyword ??= [];
                 rule.domain_keyword?.Add(domain);
             }
         }
diff --git a/v2rayN/v2rayN/Handler/CoreConfigV2ray.cs b/v2rayN/v2rayN/Handler/CoreConfigV2ray.cs
index d32e3440..440932de 100644
--- a/v2rayN/v2rayN/Handler/CoreConfigV2ray.cs
+++ b/v2rayN/v2rayN/Handler/CoreConfigV2ray.cs
@@ -219,7 +219,7 @@ namespace v2rayN.Handler
             return 0;
         }
 
-        private int GenRoutingUserRule(RulesItem4Ray rules, V2rayConfig v2rayConfig)
+        private int GenRoutingUserRule(RulesItem4Ray? rules, V2rayConfig v2rayConfig)
         {
             try
             {
diff --git a/v2rayN/v2rayN/Handler/ShareHandler.cs b/v2rayN/v2rayN/Handler/ShareHandler.cs
index 0a42ee7c..ce965154 100644
--- a/v2rayN/v2rayN/Handler/ShareHandler.cs
+++ b/v2rayN/v2rayN/Handler/ShareHandler.cs
@@ -879,7 +879,7 @@ namespace v2rayN.Handler
             item.address = url.IdnHost;
             item.port = url.Port;
             item.remarks = url.GetComponents(UriComponents.Fragment, UriFormat.Unescaped);
-            item.id = Utils.UrlDecode(url.UserInfo); 
+            item.id = Utils.UrlDecode(url.UserInfo);
 
             var query = Utils.ParseQueryString(url.Query);
             ResolveStdTransport(query, ref item);