diff --git a/install.sh b/install.sh
index 4ae5976..8b7052c 100755
--- a/install.sh
+++ b/install.sh
@@ -921,9 +921,11 @@ onboard_and_start() {
             fi
         fi
 
-        info "启动 gateway…"
-        if ! run_quiet openclaw gateway start; then
-            warn "openclaw gateway start 返回失败，稍后统一检查运行状态。"
+        info "启动 gateway（先安装服务再启动）…"
+        if gateway_up; then
+            ok "gateway 已启动，端口 $(gateway_port) 正在监听"
+        else
+            warn "gateway 启动后端口未监听，请在菜单选 8 查看状态排查。"
         fi
     fi
 
@@ -1054,6 +1056,74 @@ CLAWEOF
     fi
 }
 
+gateway_port() {
+    local port=""
+    if [ -f "${OPENCLAW_CONFIG:-}" ]; then
+        port="$(python3 - "$OPENCLAW_CONFIG" <<'PYEOF' 2>/dev/null
+import json,sys
+try:
+    c=json.load(open(sys.argv[1]))
+    p=(c.get("gateway") or {}).get("port")
+    print(p if p else "")
+except Exception:
+    print("")
+PYEOF
+)"
+    fi
+    [ -z "$port" ] && port="18789"
+    printf '%s' "$port"
+}
+
+port_listening() {
+    local port="$1"
+    if command -v ss >/dev/null 2>&1; then
+        ss -tln 2>/dev/null | grep -q ":${port} " && return 0
+    fi
+    curl -s -o /dev/null -m 3 "http://127.0.0.1:${port}/" 2>/dev/null && return 0
+    return 1
+}
+
+gateway_up() {
+    # 真正启动：先确保服务已安装，再启动，最后验端口
+    local port; port="$(gateway_port)"
+
+    if ! run_quiet openclaw gateway install; then
+        _log "gateway install returned non-zero (may already be installed)"
+    fi
+    run_quiet openclaw gateway start || _log "gateway start returned non-zero"
+
+    local i
+    for i in 1 2 3 4 5 6 7 8 9 10; do
+        if port_listening "$port"; then return 0; fi
+        sleep 2
+    done
+    return 1
+}
+
+show_webui() {
+    [ -z "${OPENCLAW_CONFIG:-}" ] && detect_config_path
+    local port; port="$(gateway_port)"
+    local ip; ip="$(curl -s -m 5 https://api.ipify.org 2>/dev/null || hostname -I 2>/dev/null | awk '{print $1}')"
+    local sshport; sshport="$(ss -tlnp 2>/dev/null | grep sshd | grep -oE ':[0-9]+ ' | tr -d ': ' | head -1)"
+    [ -z "$sshport" ] && sshport="22"
+
+    plain ""
+    plain "${C_BOLD}WebUI / Dashboard 访问方式${C_RESET}"
+    plain "  本机地址： ${C_BOLD}http://127.0.0.1:${port}/${C_RESET}"
+    if port_listening "$port"; then
+        ok "  当前状态： 端口 ${port} 已监听，服务可访问"
+    else
+        warn "  当前状态： 端口 ${port} 未监听（gateway 可能未启动，请选 5 启动）"
+    fi
+    plain ""
+    plain "  ${C_BOLD}它只监听本机回环，外网/手机不能直接打开。${C_RESET}"
+    plain "  从你自己的电脑访问，请用 SSH 隧道（在你本地电脑执行）："
+    plain "      ${C_BOLD}ssh -p ${sshport} -L ${port}:127.0.0.1:${port} root@${ip:-<服务器IP>}${C_RESET}"
+    plain "  然后本地浏览器打开： ${C_BOLD}http://127.0.0.1:${port}${C_RESET}"
+    plain ""
+    hint "如需直接对公网开放，需自行改配置并加鉴权/防火墙，风险自负。"
+}
+
 svc_status_line() {
     local inst="未安装" run="未运行" ver=""
     if command -v openclaw >/dev/null 2>&1; then
@@ -1168,9 +1238,8 @@ do_restart() {
     info "正在重启服务…"
     run_quiet openclaw gateway stop || true
     sleep 2
-    if run_quiet openclaw gateway start; then
-        sleep 2
-        is_running && ok "服务已重启并在运行" || warn "已发出启动命令，但未检测到进程"
+    if gateway_up; then
+        ok "服务已重启，端口 $(gateway_port) 监听中"
     else
         warn "重启失败，请执行 openclaw status 查看"
     fi
@@ -1246,6 +1315,7 @@ main_menu() {
         plain "  ---------------------"
         plain " 10. 更新到最新版"
         plain " 11. 卸载"
+        plain " 12. WebUI 访问地址"
         plain "  0. 退出"
         plain ""
         ask "  请输入选项并回车" "0"
@@ -1273,7 +1343,7 @@ main_menu() {
                     ask_yes_no "  重启服务生效？" "y" && do_restart
                 fi
                 pause_any ;;
-            5) need_installed && { run_quiet openclaw gateway start && ok "已启动" || warn "启动失败"; }; pause_any ;;
+            5) need_installed && { gateway_up && ok "已启动，端口 $(gateway_port) 监听中" || warn "启动失败或端口未监听"; }; pause_any ;;
             6) need_installed && { run_quiet openclaw gateway stop && ok "已停止" || warn "停止失败"; }; pause_any ;;
             7) need_installed && do_restart; pause_any ;;
             8) need_installed && { openclaw status 2>&1 | head -40; }; pause_any ;;
@@ -1296,8 +1366,9 @@ main_menu() {
                     run_quiet npm uninstall -g openclaw && ok "已卸载（配置已保留）" || warn "卸载失败"
                 fi
                 pause_any ;;
+            12) show_webui; pause_any ;;
             0) plain "已退出。"; return 0 ;;
-            *) warn "请输入 0-11 之间的选项。"; sleep 1 ;;
+            *) warn "请输入 0-12 之间的选项。"; sleep 1 ;;
         esac
     done
 }