diff --git a/README.md b/README.md
index 35e29b0b..e60d5a95 100644
--- a/README.md
+++ b/README.md
@@ -30,7 +30,7 @@
 bash <(curl -Ls https://raw.githubusercontent.com/mhsanaei/3x-ui/master/install.sh)
 ```
 
-## Install Old Version (we don't recommend)
+## Install legacy Version (we don't recommend)
 
 To install your desired version, use following installation command. e.g., ver `v1.7.9`:
 
diff --git a/install.sh b/install.sh
index 7900d98c..c6c52000 100644
--- a/install.sh
+++ b/install.sh
@@ -274,7 +274,7 @@ install_x-ui() {
     echo -e "x-ui log          - Check logs"
     echo -e "x-ui banlog       - Check Fail2ban ban logs"
     echo -e "x-ui update       - Update"
-    echo -e "x-ui custom       - custom version"
+    echo -e "x-ui legacy       - legacy version"
     echo -e "x-ui install      - Install"
     echo -e "x-ui uninstall    - Uninstall"
     echo -e "----------------------------------------------"
diff --git a/main.go b/main.go
index a07bd641..84ffca6e 100644
--- a/main.go
+++ b/main.go
@@ -461,6 +461,9 @@ func main() {
 		if getListen {
 			GetListenIP(getListen)
 		}
+		if getCert {
+			GetCertificate(getCert)
+		}
 		if (tgbottoken != "") || (tgbotchatid != "") || (tgbotRuntime != "") {
 			updateTgbotSetting(tgbottoken, tgbotchatid, tgbotRuntime)
 		}
@@ -481,10 +484,6 @@ func main() {
 		} else {
 			updateCert(webCertFile, webKeyFile)
 		}
-		if getCert {
-			GetCertificate(getCert)
-		}
-
 	default:
 		fmt.Println("Invalid subcommands")
 		fmt.Println()
diff --git a/x-ui.sh b/x-ui.sh
index 46a735a8..77408607 100644
--- a/x-ui.sh
+++ b/x-ui.sh
@@ -192,7 +192,7 @@ update_menu() {
     fi
 }
 
-custom_version() {
+legacy_version() {
     echo "Enter the panel version (like 2.4.0):"
     read tag_version
 
@@ -200,17 +200,8 @@ custom_version() {
         echo "Panel version cannot be empty. Exiting."
         exit 1
     fi
-
-    min_version="2.3.5"
-    if [[ "$(printf '%s\n' "$tag_version" "$min_version" | sort -V | head -n1)" == "$tag_version" && "$tag_version" != "$min_version" ]]; then
-        echo "Please use a newer version (at least 2.3.5). Exiting."
-        exit 1
-    fi
-
-    download_link="https://raw.githubusercontent.com/mhsanaei/3x-ui/master/install.sh"
-
     # Use the entered panel version in the download link
-    install_command="bash <(curl -Ls $download_link) v$tag_version"
+    install_command="bash <(curl -Ls "https://raw.githubusercontent.com/mhsanaei/3x-ui/v$tag_version/install.sh") v$tag_version"
 
     echo "Downloading and installing panel version $tag_version..."
     eval $install_command
@@ -1555,7 +1546,7 @@ show_menu() {
   ${green}1.${plain} Install
   ${green}2.${plain} Update
   ${green}3.${plain} Update Menu
-  ${green}4.${plain} Old Version
+  ${green}4.${plain} Legacy Version
   ${green}5.${plain} Uninstall
 ————————————————
   ${green}6.${plain} Reset Username & Password & Secret Token
@@ -1600,7 +1591,7 @@ show_menu() {
         check_install && update_menu
         ;;
     4)
-        check_install && custom_version
+        check_install && legacy_version
         ;;
     5)
         check_install && uninstall
@@ -1703,8 +1694,8 @@ if [[ $# > 0 ]]; then
     "update")
         check_install 0 && update 0
         ;;
-    "custom")
-        check_install 0 && custom_version 0
+    "legacy")
+        check_install 0 && legacy_version 0
         ;;
     "install")
         check_uninstall 0 && install 0