diff --git a/app/Protocols/General.php b/app/Protocols/General.php
index 48ebe8b7..2db907ac 100644
--- a/app/Protocols/General.php
+++ b/app/Protocols/General.php
@@ -128,10 +128,8 @@ class General
             if ($server['tls_settings']) {
                 $tlsSettings = $server['tls_settings'];
                 if (isset($tlsSettings['server_name']) && !empty($tlsSettings['server_name'])) $config['sni'] = $tlsSettings['server_name'];
-                if (isset($tlsSettings['flow']) && !empty($tlsSettings['flow'])) $config['flow'] = $tlsSettings['flow'];
-                
-                $output .= "&sni={$config['sni']}" . "&flow={$config['flow']}";
-
+                $output .= "&sni={$config['sni']}";
+                if ($config['flow'] !=="") $output .= "&flow={$config['flow']}";
                 if ($server['tls'] == 2) {
                     $config['pbk'] = $tlsSettings['public_key'];
                     $config['sid'] = $tlsSettings['shortId'];
diff --git a/app/Protocols/Passwall.php b/app/Protocols/Passwall.php
index ffa10a25..30a2bc31 100644
--- a/app/Protocols/Passwall.php
+++ b/app/Protocols/Passwall.php
@@ -117,10 +117,8 @@ class Passwall
             if ($server['tls_settings']) {
                 $tlsSettings = $server['tls_settings'];
                 if (isset($tlsSettings['server_name']) && !empty($tlsSettings['server_name'])) $config['sni'] = $tlsSettings['server_name'];
-                if (isset($tlsSettings['flow']) && !empty($tlsSettings['flow'])) $config['flow'] = $tlsSettings['flow'];
-                
-                $output .= "&sni={$config['sni']}" . "&flow={$config['flow']}";
-
+                $output .= "&sni={$config['sni']}";
+                if ($config['flow'] !=="") $output .= "&flow={$config['flow']}";
                 if ($server['tls'] == 2) {
                     $config['pbk'] = $tlsSettings['public_key'];
                     $config['sid'] = $tlsSettings['shortId'];
diff --git a/app/Protocols/SSRPlus.php b/app/Protocols/SSRPlus.php
index 7c04c3d3..5cd9d826 100644
--- a/app/Protocols/SSRPlus.php
+++ b/app/Protocols/SSRPlus.php
@@ -110,10 +110,9 @@ class SSRPlus
         if ($server['tls']) {
             if ($server['tls_settings']) {
                 $tlsSettings = $server['tls_settings'];
-                if (isset($tlsSettings['server_name']) && !empty($tlsSettings['server_name'])) {
-                    $config['sni'] = $tlsSettings['server_name'];
-                    $output .= "&sni={$config['sni']}";
-                }
+                if (isset($tlsSettings['server_name']) && !empty($tlsSettings['server_name'])) $config['sni'] = $tlsSettings['server_name'];
+                $output .= "&sni={$config['sni']}";
+                if ($config['flow'] !=="") $output .= "&flow={$config['flow']}";
                 if ($server['tls'] == 2) {
                     $config['pbk'] = $tlsSettings['public_key'];
                     $config['sid'] = $tlsSettings['shortId'];
diff --git a/app/Protocols/SagerNet.php b/app/Protocols/SagerNet.php
index 0f5b030d..cdc0b475 100644
--- a/app/Protocols/SagerNet.php
+++ b/app/Protocols/SagerNet.php
@@ -123,10 +123,8 @@ class SagerNet
             if ($server['tls_settings']) {
                 $tlsSettings = $server['tls_settings'];
                 if (isset($tlsSettings['server_name']) && !empty($tlsSettings['server_name'])) $config['sni'] = $tlsSettings['server_name'];
-                if (isset($tlsSettings['flow']) && !empty($tlsSettings['flow'])) $config['flow'] = $tlsSettings['flow'];
-                
-                $output .= "&sni={$config['sni']}" . "&flow={$config['flow']}";
-
+                $output .= "&sni={$config['sni']}";
+                if ($config['flow'] !=="") $output .= "&flow={$config['flow']}";
                 if ($server['tls'] == 2) {
                     $config['pbk'] = $tlsSettings['public_key'];
                     $config['sid'] = $tlsSettings['shortId'];
diff --git a/app/Protocols/Shadowrocket.php b/app/Protocols/Shadowrocket.php
index 64164c39..b82b61f7 100644
--- a/app/Protocols/Shadowrocket.php
+++ b/app/Protocols/Shadowrocket.php
@@ -151,10 +151,8 @@ class Shadowrocket
             if ($server['tls_settings']) {
                 $tlsSettings = $server['tls_settings'];
                 if (isset($tlsSettings['server_name']) && !empty($tlsSettings['server_name'])) $config['sni'] = $tlsSettings['server_name'];
-                if (isset($tlsSettings['flow']) && !empty($tlsSettings['flow'])) $config['flow'] = $tlsSettings['flow'];
-                
-                $output .= "&sni={$config['sni']}" . "&flow={$config['flow']}";
-
+                $output .= "&sni={$config['sni']}";
+                if ($config['flow'] !=="") $output .= "&flow={$config['flow']}";
                 if ($server['tls'] == 2) {
                     $config['pbk'] = $tlsSettings['public_key'];
                     $config['sid'] = $tlsSettings['shortId'];
diff --git a/app/Protocols/V2rayN.php b/app/Protocols/V2rayN.php
index 64bead92..4c476cf9 100644
--- a/app/Protocols/V2rayN.php
+++ b/app/Protocols/V2rayN.php
@@ -128,10 +128,8 @@ class V2rayN
             if ($server['tls_settings']) {
                 $tlsSettings = $server['tls_settings'];
                 if (isset($tlsSettings['server_name']) && !empty($tlsSettings['server_name'])) $config['sni'] = $tlsSettings['server_name'];
-                if (isset($tlsSettings['flow']) && !empty($tlsSettings['flow'])) $config['flow'] = $tlsSettings['flow'];
-                
-                $output .= "&sni={$config['sni']}" . "&flow={$config['flow']}";
-
+                $output .= "&sni={$config['sni']}";
+                if ($config['flow'] !=="") $output .= "&flow={$config['flow']}";
                 if ($server['tls'] == 2) {
                     $config['pbk'] = $tlsSettings['public_key'];
                     $config['sid'] = $tlsSettings['shortId'];
diff --git a/app/Protocols/V2rayNG.php b/app/Protocols/V2rayNG.php
index 06501c79..1a32c3a9 100644
--- a/app/Protocols/V2rayNG.php
+++ b/app/Protocols/V2rayNG.php
@@ -117,10 +117,8 @@ class V2rayNG
             if ($server['tls_settings']) {
                 $tlsSettings = $server['tls_settings'];
                 if (isset($tlsSettings['server_name']) && !empty($tlsSettings['server_name'])) $config['sni'] = $tlsSettings['server_name'];
-                if (isset($tlsSettings['flow']) && !empty($tlsSettings['flow'])) $config['flow'] = $tlsSettings['flow'];
-                
-                $output .= "&sni={$config['sni']}" . "&flow={$config['flow']}";
-
+                $output .= "&sni={$config['sni']}";
+                if ($config['flow'] !=="") $output .= "&flow={$config['flow']}";
                 if ($server['tls'] == 2) {
                     $config['pbk'] = $tlsSettings['public_key'];
                     $config['sid'] = $tlsSettings['shortId'];