diff --git a/README.md b/README.md
index 5e779d0..c680ae4 100644
--- a/README.md
+++ b/README.md
@@ -22,6 +22,11 @@ MT5 **黄金** 下单辅助中控：**网页登录 → 下载通用 exe → 首
 # 新服务器（推荐）
 curl -fsSL https://git.bz121.com/dekun/gold_monitor/raw/branch/main/deploy/manage.sh | bash
 
+# 已安装后仅快速更新（非交互）:
+curl -fsSL https://git.bz121.com/dekun/gold_monitor/raw/branch/main/deploy/manage.sh | bash -s -- update
+# 或:
+bash /opt/gold_monitor/deploy/manage.sh update
+
 # 或手动
 cd /opt
 git clone https://git.bz121.com/dekun/gold_monitor.git gold_monitor
diff --git a/deploy/manage.sh b/deploy/manage.sh
index 1b12b57..658f86a 100644
--- a/deploy/manage.sh
+++ b/deploy/manage.sh
@@ -4,9 +4,13 @@
 # 新服务器(免克隆):
 #   curl -fsSL https://git.bz121.com/dekun/gold_monitor/raw/branch/main/deploy/manage.sh | bash
 #
-# 已安装:
+# 已安装（推荐，可交互）:
 #   bash /opt/gold_monitor/deploy/manage.sh
 #
+# 非交互快速更新:
+#   bash /opt/gold_monitor/deploy/manage.sh update
+#   curl -fsSL .../deploy/manage.sh | bash -s -- update
+#
 set -e
 if [ -n "${BASH_VERSION:-}" ]; then
   set -o pipefail
@@ -22,6 +26,7 @@ if [[ -n "${_script_src}" && -f "${_script_src}" ]]; then
   REPO_ROOT="$(cd "${DEPLOY_DIR}/.." && pwd)"
   LIB_DIR="${DEPLOY_DIR}/lib"
 else
+  # curl | bash 时脚本从 stdin 执行，无本地路径
   DEPLOY_DIR=""
   REPO_ROOT=""
   LIB_DIR=""
@@ -80,6 +85,38 @@ bootstrap_repo() {
   exec bash "${INSTALL_ROOT}/deploy/manage.sh" "$@" </dev/tty
 }
 
+# curl|bash 时 stdin 是脚本管道，菜单 read 会立刻失败；改挂到真实终端
+ensure_interactive_tty() {
+  if [[ -t 0 ]]; then
+    return 0
+  fi
+  local local_mgr="${INSTALL_ROOT}/deploy/manage.sh"
+  if [[ -n "${REPO_ROOT}" && -f "${REPO_ROOT}/deploy/manage.sh" ]]; then
+    local_mgr="${REPO_ROOT}/deploy/manage.sh"
+  fi
+  if [[ -r /dev/tty && -f "${local_mgr}" ]]; then
+    echo "检测到非交互 stdin（多为 curl|bash），改从终端重新启动管理器…"
+    exec bash "${local_mgr}" "$@" </dev/tty
+  fi
+  echo "错误: 需要交互终端才能显示菜单。" >&2
+  echo "请改用下列任一方式:" >&2
+  echo "  bash ${INSTALL_ROOT}/deploy/manage.sh" >&2
+  echo "  bash ${INSTALL_ROOT}/deploy/manage.sh update" >&2
+  echo "  curl -fsSL https://git.bz121.com/dekun/gold_monitor/raw/branch/main/deploy/manage.sh | bash -s -- update" >&2
+  exit 1
+}
+
+run_update_quick() {
+  export REPO_ROOT DEPLOY_DIR LIB_DIR INSTALL_ROOT GIT_URL GIT_BRANCH
+  # shellcheck source=/dev/null
+  source "${LIB_DIR}/common.sh"
+  need_root
+  echo "快速更新: git pull + pm2 restart"
+  git -C "${REPO_ROOT}" pull --ff-only
+  pm2 restart gold_monitor
+  echo "更新完成"
+}
+
 show_banner() {
   local ip path
   path="${INSTALL_ROOT}"
@@ -111,8 +148,30 @@ show_menu() {
 }
 
 main_menu() {
-  bootstrap_repo
+  bootstrap_repo "$@"
   export REPO_ROOT DEPLOY_DIR LIB_DIR INSTALL_ROOT GIT_URL GIT_BRANCH
+
+  local cmd="${1:-}"
+  case "${cmd}" in
+    update|3)
+      # shellcheck source=/dev/null
+      source "${LIB_DIR}/common.sh"
+      run_update_quick
+      exit 0
+      ;;
+    update-deps)
+      # shellcheck source=/dev/null
+      source "${LIB_DIR}/common.sh"
+      need_root
+      git -C "${REPO_ROOT}" pull --ff-only
+      bash "${REPO_ROOT}/deploy/setup_env.sh"
+      pm2 restart gold_monitor
+      echo "依赖更新完成"
+      exit 0
+      ;;
+  esac
+
+  ensure_interactive_tty "$@"
   # shellcheck source=/dev/null
   source "${LIB_DIR}/common.sh"
   show_banner
diff --git a/docs/deploy.md b/docs/deploy.md
index fe867b2..474fb71 100644
--- a/docs/deploy.md
+++ b/docs/deploy.md
@@ -14,6 +14,14 @@
 
 ```bash
 curl -fsSL https://git.bz121.com/dekun/gold_monitor/raw/branch/main/deploy/manage.sh | bash
+
+已安装后若只要更新，用非交互命令（`curl|bash` 直接进菜单会因 stdin 被占用而失败）:
+
+```bash
+curl -fsSL https://git.bz121.com/dekun/gold_monitor/raw/branch/main/deploy/manage.sh | bash -s -- update
+# 或本机:
+bash /opt/gold_monitor/deploy/manage.sh update
+```
 ```
 
 菜单：