diff --git a/luci-app-passwall/luasrc/model/cbi/passwall/client/type/sing-box.lua b/luci-app-passwall/luasrc/model/cbi/passwall/client/type/sing-box.lua
index 5546ee7f44..a9aaf2cedf 100644
--- a/luci-app-passwall/luasrc/model/cbi/passwall/client/type/sing-box.lua
+++ b/luci-app-passwall/luasrc/model/cbi/passwall/client/type/sing-box.lua
@@ -542,8 +542,6 @@ o = s:option(Flag, option_name("mux"), translate("Mux"))
 o.rmempty = false
 o:depends({ [option_name("protocol")] = "vmess" })
 o:depends({ [option_name("protocol")] = "vless", [option_name("flow")] = "" })
-o:depends({ [option_name("protocol")] = "http" })
-o:depends({ [option_name("protocol")] = "socks" })
 o:depends({ [option_name("protocol")] = "shadowsocks", [option_name("uot")] = "" })
 o:depends({ [option_name("protocol")] = "trojan" })
 
@@ -554,13 +552,26 @@ o:value("h2mux")
 o:depends({ [option_name("mux")] = true })
 
 o = s:option(Value, option_name("mux_concurrency"), translate("Mux concurrency"))
-o.default = 8
-o:depends({ [option_name("mux")] = true })
+o.default = 4
+o:depends({ [option_name("mux")] = true, [option_name("tcpbrutal")] = false })
 
 o = s:option(Flag, option_name("mux_padding"), translate("Padding"))
 o.default = 0
 o:depends({ [option_name("mux")] = true })
 
+-- [[ TCP Brutal ]]--
+o = s:option(Flag, option_name("tcpbrutal"), translate("TCP Brutal"))
+o.default = 0
+o:depends({ [option_name("mux")] = true })
+
+o = s:option(Value, option_name("tcpbrutal_up_mbps"), translate("Max upload Mbps"))
+o.default = "10"
+o:depends({ [option_name("tcpbrutal")] = true })
+
+o = s:option(Value, option_name("tcpbrutal_down_mbps"), translate("Max download Mbps"))
+o.default = "50"
+o:depends({ [option_name("tcpbrutal")] = true })
+
 o = s:option(Flag, option_name("shadowtls"), "ShadowTLS")
 o.default = 0
 o:depends({ [option_name("protocol")] = "vmess", [option_name("tls")] = false })
diff --git a/luci-app-passwall/luasrc/model/cbi/passwall/server/type/sing-box.lua b/luci-app-passwall/luasrc/model/cbi/passwall/server/type/sing-box.lua
index 9b659b5994..50a084286a 100644
--- a/luci-app-passwall/luasrc/model/cbi/passwall/server/type/sing-box.lua
+++ b/luci-app-passwall/luasrc/model/cbi/passwall/server/type/sing-box.lua
@@ -346,6 +346,27 @@ o:depends({ [option_name("transport")] = "httpupgrade" })
 o = s:option(Value, option_name("grpc_serviceName"), "ServiceName")
 o:depends({ [option_name("transport")] = "grpc" })
 
+-- [[ Mux ]]--
+o = s:option(Flag, option_name("mux"), translate("Mux"))
+o.rmempty = false
+o:depends({ [option_name("protocol")] = "vmess" })
+o:depends({ [option_name("protocol")] = "vless", [option_name("flow")] = "" })
+o:depends({ [option_name("protocol")] = "shadowsocks" })
+o:depends({ [option_name("protocol")] = "trojan" })
+
+-- [[ TCP Brutal ]]--
+o = s:option(Flag, option_name("tcpbrutal"), translate("TCP Brutal"))
+o.default = 0
+o:depends({ [option_name("mux")] = true })
+
+o = s:option(Value, option_name("tcpbrutal_up_mbps"), translate("Max upload Mbps"))
+o.default = "10"
+o:depends({ [option_name("tcpbrutal")] = true })
+
+o = s:option(Value, option_name("tcpbrutal_down_mbps"), translate("Max download Mbps"))
+o.default = "50"
+o:depends({ [option_name("tcpbrutal")] = true })
+
 o = s:option(Flag, option_name("bind_local"), translate("Bind Local"), translate("When selected, it can only be accessed locally, It is recommended to turn on when using reverse proxies or be fallback."))
 o.default = "0"
 
diff --git a/luci-app-passwall/luasrc/passwall/util_sing-box.lua b/luci-app-passwall/luasrc/passwall/util_sing-box.lua
index 5c05ddb403..e49ec99465 100644
--- a/luci-app-passwall/luasrc/passwall/util_sing-box.lua
+++ b/luci-app-passwall/luasrc/passwall/util_sing-box.lua
@@ -116,10 +116,15 @@ function gen_outbound(flag, node, tag, proxy_table)
 			mux = {
 				enabled = true,
 				protocol = node.mux_type or "h2mux",
-				max_connections = tonumber(node.mux_concurrency) or 4,
+				max_connections = ( (node.tcpbrutal == "1") and 1 ) or tonumber(node.mux_concurrency) or 4,
 				padding = (node.mux_padding == "1") and true or false,
 				--min_streams = 4,
 				--max_streams = 0,
+				brutal = {
+					enabled = (node.tcpbrutal == "1") and true or false,
+					up_mbps = tonumber(node.tcpbrutal_up_mbps) or 10,
+					down_mbps = tonumber(node.tcpbrutal_down_mbps) or 50,
+				},
 			}
 		end
 
@@ -410,6 +415,19 @@ function gen_config_server(node)
 		}
 	end
 
+	local mux = nil
+	if node.mux == "1" then
+		mux = {
+			enabled = true,
+			padding = (node.mux_padding == "1") and true or false,
+			brutal = {
+				enabled = (node.tcpbrutal == "1") and true or false,
+				up_mbps = tonumber(node.tcpbrutal_up_mbps) or 10,
+				down_mbps = tonumber(node.tcpbrutal_down_mbps) or 50,
+			},
+		}
+	end
+
 	local v2ray_transport = nil
 
 	if node.transport == "http" then
@@ -499,6 +517,7 @@ function gen_config_server(node)
 		protocol_table = {
 			method = node.method,
 			password = node.password,
+			multiplex = mux,
 		}
 	end
 
@@ -515,6 +534,7 @@ function gen_config_server(node)
 			protocol_table = {
 				users = users,
 				tls = (node.tls == "1") and tls or nil,
+				multiplex = mux,
 				transport = v2ray_transport,
 			}
 		end
@@ -533,6 +553,7 @@ function gen_config_server(node)
 			protocol_table = {
 				users = users,
 				tls = (node.tls == "1") and tls or nil,
+				multiplex = mux,
 				transport = v2ray_transport,
 			}
 		end
@@ -552,6 +573,7 @@ function gen_config_server(node)
 				tls = (node.tls == "1") and tls or nil,
 				fallback = nil,
 				fallback_for_alpn = nil,
+				multiplex = mux,
 				transport = v2ray_transport,
 			}
 		end