diff --git a/app/src/constants.ts b/app/src/constants.ts
index f8aa9cf00..a18f11d79 100644
--- a/app/src/constants.ts
+++ b/app/src/constants.ts
@@ -109,6 +109,7 @@ export abstract class Constants {
             toggleWin: {default: "⌥M", custom: "⌥M"},
             lockScreen: {default: "⌥N", custom: "⌥N"},
             move: {default: "", custom: ""},
+            selectOpen1: {default: "", custom: ""},
         },
         editor: {
             general: {
diff --git a/app/src/layout/dock/Files.ts b/app/src/layout/dock/Files.ts
index 4e7164161..bf3cf1dc6 100644
--- a/app/src/layout/dock/Files.ts
+++ b/app/src/layout/dock/Files.ts
@@ -67,7 +67,7 @@ export class Files extends Model {
         ${window.siyuan.languages.fileTree}
     </div>
     <span class="fn__flex-1 fn__space"></span>
-    <span data-type="focus" class="block__icon b3-tooltips b3-tooltips__sw" aria-label="${window.siyuan.languages.selectOpen1}"><svg><use xlink:href='#iconFocus'></use></svg></span>
+    <span data-type="focus" class="block__icon b3-tooltips b3-tooltips__sw" aria-label="${window.siyuan.languages.selectOpen1} ${updateHotkeyTip(window.siyuan.config.keymap.general.selectOpen1.custom)}"><svg><use xlink:href='#iconFocus'></use></svg></span>
     <span class="fn__space"></span>
     <span data-type="collapse" class="block__icon b3-tooltips b3-tooltips__sw" aria-label="${window.siyuan.languages.collapseAll} ${updateHotkeyTip("⌘↑")}">
         <svg><use xlink:href="#iconContract"></use></svg>
diff --git a/app/src/util/globalShortcut.ts b/app/src/util/globalShortcut.ts
index 7279bd54e..56bbf36fd 100644
--- a/app/src/util/globalShortcut.ts
+++ b/app/src/util/globalShortcut.ts
@@ -646,6 +646,18 @@ const fileTreeKeydown = (event: KeyboardEvent) => {
         return false;
     }
     const files = dockFile.data.file as Files;
+    if (matchHotKey(window.siyuan.config.keymap.general.selectOpen1.custom, event)) {
+        event.preventDefault();
+        const element = document.querySelector(".layout__wnd--active > .layout-tab-bar > .item--focus") ||
+            document.querySelector(".layout-tab-bar > .item--focus");
+        if (element) {
+            const tab = getInstanceById(element.getAttribute("data-id")) as Tab;
+            if (tab && tab.model instanceof Editor) {
+                files.selectItem(tab.model.editor.protyle.notebookId, tab.model.editor.protyle.path);
+            }
+        }
+        return;
+    }
     if (!files.element.previousElementSibling.classList.contains("block__icons--active")) {
         return false;
     }