diff --git a/src-tauri/src/commands.rs b/src-tauri/src/commands.rs
index 758a501..687b29c 100644
--- a/src-tauri/src/commands.rs
+++ b/src-tauri/src/commands.rs
@@ -567,9 +567,9 @@ pub async fn open_app_config_folder(handle: tauri::AppHandle) -> Result<bool, St
 /// 获取设置
 #[tauri::command]
 pub async fn get_settings(_state: State<'_, AppState>) -> Result<serde_json::Value, String> {
-    // 暂时返回默认设置
+    // 暂时返回默认设置：系统托盘（菜单栏）显示开关
     Ok(serde_json::json!({
-        "showInDock": true
+        "showInTray": true
     }))
 }
 
@@ -579,7 +579,7 @@ pub async fn save_settings(
     _state: State<'_, AppState>,
     settings: serde_json::Value,
 ) -> Result<bool, String> {
-    // TODO: 实现设置保存逻辑
+    // TODO: 实现系统托盘显示开关的保存与应用（显示/隐藏菜单栏托盘图标）
     log::info!("保存设置: {:?}", settings);
     Ok(true)
 }
diff --git a/src/components/SettingsModal.tsx b/src/components/SettingsModal.tsx
index 3a2a6dc..3e74e78 100644
--- a/src/components/SettingsModal.tsx
+++ b/src/components/SettingsModal.tsx
@@ -19,7 +19,7 @@ interface SettingsModalProps {
 
 export default function SettingsModal({ onClose }: SettingsModalProps) {
   const [settings, setSettings] = useState<Settings>({
-    showInDock: true,
+    showInTray: true,
   });
   const [configPath, setConfigPath] = useState<string>("");
   const [version, setVersion] = useState<string>("");
@@ -49,8 +49,11 @@ export default function SettingsModal({ onClose }: SettingsModalProps) {
   const loadSettings = async () => {
     try {
       const loadedSettings = await window.api.getSettings();
-      if (loadedSettings?.showInDock !== undefined) {
-        setSettings({ showInDock: loadedSettings.showInDock });
+      if ((loadedSettings as any)?.showInTray !== undefined) {
+        setSettings({ showInTray: (loadedSettings as any).showInTray });
+      } else if ((loadedSettings as any)?.showInDock !== undefined) {
+        // 向后兼容：若历史上有 showInDock，则映射为 showInTray
+        setSettings({ showInTray: (loadedSettings as any).showInDock });
       }
     } catch (error) {
       console.error("加载设置失败:", error);
@@ -171,20 +174,21 @@ export default function SettingsModal({ onClose }: SettingsModalProps) {
 
         {/* 设置内容 */}
         <div className="px-6 py-4 space-y-6">
-          {/* 显示设置 - 功能还未实现 */}
+          {/* 系统托盘设置（未实现）
+              说明：此开关用于控制是否在系统托盘/菜单栏显示应用图标。 */}
           {/* <div>
             <h3 className="text-sm font-medium text-gray-900 dark:text-gray-100 mb-3">
-              显示设置
+              显示设置（系统托盘）
             </h3>
             <label className="flex items-center justify-between">
               <span className="text-sm text-gray-500">
-                在 Dock 中显示（macOS）
+                在菜单栏显示图标（系统托盘）
               </span>
               <input
                 type="checkbox"
-                checked={settings.showInDock}
+                checked={settings.showInTray}
                 onChange={(e) =>
-                  setSettings({ ...settings, showInDock: e.target.checked })
+                  setSettings({ ...settings, showInTray: e.target.checked })
                 }
                 className="w-4 h-4 text-blue-500 rounded focus:ring-blue-500/20"
               />
diff --git a/src/lib/tauri-api.ts b/src/lib/tauri-api.ts
index d49275a..b7989c3 100644
--- a/src/lib/tauri-api.ts
+++ b/src/lib/tauri-api.ts
@@ -201,7 +201,7 @@ export const tauriAPI = {
       return await invoke("get_settings");
     } catch (error) {
       console.error("获取设置失败:", error);
-      return { showInDock: true };
+      return { showInTray: true };
     }
   },
 
diff --git a/src/types.ts b/src/types.ts
index b6d0145..2767598 100644
--- a/src/types.ts
+++ b/src/types.ts
@@ -13,5 +13,6 @@ export interface AppConfig {
 
 // 应用设置类型（用于 SettingsModal 与 Tauri API）
 export interface Settings {
-  showInDock: boolean;
+  // 是否在系统托盘（macOS 菜单栏）显示图标
+  showInTray: boolean;
 }