diff --git a/app/src/boot/globalEvent/keydown.ts b/app/src/boot/globalEvent/keydown.ts
index 8ab5b74f7..a45e2eecb 100644
--- a/app/src/boot/globalEvent/keydown.ts
+++ b/app/src/boot/globalEvent/keydown.ts
@@ -1260,7 +1260,7 @@ export const windowKeyDown = (app: App, event: KeyboardEvent) => {
         return;
     }
     if (matchHotKey(window.siyuan.config.keymap.general.lockScreen.custom, event)) {
-        lockScreen();
+        lockScreen(app);
         event.preventDefault();
         return;
     }
diff --git a/app/src/dialog/processSystem.ts b/app/src/dialog/processSystem.ts
index c57fb2caa..1834b8fde 100644
--- a/app/src/dialog/processSystem.ts
+++ b/app/src/dialog/processSystem.ts
@@ -130,10 +130,13 @@ export const reloadSync = (app: App, data: { upsertRootIDs: string[], removeRoot
     /// #endif
 };
 
-export const lockScreen = () => {
+export const lockScreen = (app: App) => {
     if (window.siyuan.config.readonly) {
         return;
     }
+    app.plugins.forEach(item => {
+        item.eventBus.emit("lock-screen");
+    });
     /// #if BROWSER
     fetchPost("/api/system/logoutAuth", {}, () => {
         redirectToCheckAuth();
diff --git a/app/src/menus/workspace.ts b/app/src/menus/workspace.ts
index cc57dc5ba..fa5a243a5 100644
--- a/app/src/menus/workspace.ts
+++ b/app/src/menus/workspace.ts
@@ -380,7 +380,7 @@ export const workspaceMenu = (app: App, rect: DOMRect) => {
                 icon: "iconLock",
                 accelerator: window.siyuan.config.keymap.general.lockScreen.custom,
                 click: () => {
-                    lockScreen();
+                    lockScreen(app);
                 }
             }).element);
             window.siyuan.menus.menu.append(new MenuItem({
diff --git a/app/src/mobile/menu/index.ts b/app/src/mobile/menu/index.ts
index 02af2002d..da7ca47c9 100644
--- a/app/src/mobile/menu/index.ts
+++ b/app/src/mobile/menu/index.ts
@@ -227,7 +227,7 @@ export const initRightMenu = (app: App) => {
                 event.stopPropagation();
                 break;
             } else if (target.id === "menuLock") {
-                lockScreen();
+                lockScreen(app);
                 event.preventDefault();
                 event.stopPropagation();
                 break;
diff --git a/app/src/types/index.d.ts b/app/src/types/index.d.ts
index 69550064f..0fca83448 100644
--- a/app/src/types/index.d.ts
+++ b/app/src/types/index.d.ts
@@ -63,6 +63,7 @@ type TEventBus = "ws-main" | "sync-start" | "sync-end" | "sync-fail" |
     "loaded-protyle" | "loaded-protyle-dynamic" | "loaded-protyle-static" |
     "switch-protyle" |
     "destroy-protyle" |
+    "lock-screen" |
     "mobile-keyboard-show" | "mobile-keyboard-hide"
 type TAVCol =
     "text"