diff --git a/app/src/layout/Wnd.ts b/app/src/layout/Wnd.ts
index 64ec6de52..fc77baafc 100644
--- a/app/src/layout/Wnd.ts
+++ b/app/src/layout/Wnd.ts
@@ -12,7 +12,7 @@ import {Tab} from "./Tab";
 import {Model} from "./Model";
 import {Editor} from "../editor";
 import {Graph} from "./dock/Graph";
-import {hasClosestByAttribute, hasClosestByClassName} from "../protyle/util/hasClosest";
+import {hasClosestBlock, hasClosestByAttribute, hasClosestByClassName} from "../protyle/util/hasClosest";
 import {Constants} from "../constants";
 /// #if !BROWSER
 import {webFrame, ipcRenderer} from "electron";
@@ -32,6 +32,7 @@ import {MenuItem} from "../menus/Menu";
 import {escapeHtml} from "../util/escape";
 import {isWindow} from "../util/functions";
 import {hideAllElements} from "../protyle/ui/hideElements";
+import {focusByOffset, getSelectionOffset, getSelectionPosition} from "../protyle/util/selection";
 
 export class Wnd {
     public id: string;
@@ -369,6 +370,7 @@ export class Wnd {
                         switchWnd(newWnd, targetWnd);
                     }
                 }
+                resizeTabs();
                 /// #if !BROWSER
                 setTabPosition();
                 /// #endif
@@ -754,10 +756,29 @@ export class Wnd {
     }
 
     public moveTab(tab: Tab, nextId?: string) {
+        let rangeData: {
+            id: string,
+            start: number,
+            end: number
+        }
+        if (tab.model instanceof Editor && tab.model.editor.protyle.toolbar.range) {
+            const blockElement = hasClosestBlock(tab.model.editor.protyle.toolbar.range.startContainer);
+            if (blockElement) {
+                const startEnd = getSelectionOffset(blockElement, undefined, tab.model.editor.protyle.toolbar.range);
+                rangeData = {
+                    id: blockElement.getAttribute("data-node-id"),
+                    start: startEnd.start,
+                    end: startEnd.end
+                }
+            }
+        }
         this.element.querySelector(".layout-tab-container").append(tab.panelElement);
-        if (tab.model instanceof Editor) {
-            // DOM 移动后 range 会变化，因此置空
-            tab.model.editor.protyle.toolbar.range = null;
+        if (rangeData && tab.model instanceof Editor) {
+            // DOM 移动后 range 会变化
+            const range = focusByOffset(tab.model.editor.protyle.wysiwyg.element.querySelector(`[data-node-id="${rangeData.id}"]`), rangeData.start, rangeData.end);
+            if (range) {
+                tab.model.editor.protyle.toolbar.range = range;
+            }
         }
         if (nextId) {
             // 只能用 find https://github.com/siyuan-note/siyuan/issues/3455
@@ -802,7 +823,6 @@ export class Wnd {
             }
         }
         tab.parent = this;
-        resizeTabs();
         hideAllElements(["toolbar"]);
     }
 
diff --git a/app/src/layout/util.ts b/app/src/layout/util.ts
index c7b2d132d..3bbc5594c 100644
--- a/app/src/layout/util.ts
+++ b/app/src/layout/util.ts
@@ -16,7 +16,7 @@ import {getAllModels, getAllTabs} from "./getAll";
 import {Asset} from "../asset";
 import {Search} from "../search";
 import {Dock} from "./dock";
-import {focusByRange} from "../protyle/util/selection";
+import {focusByOffset, focusByRange, getSelectionOffset} from "../protyle/util/selection";
 import {hideAllElements, hideElements} from "../protyle/ui/hideElements";
 import {fetchPost} from "../util/fetch";
 import {hasClosestBlock, hasClosestByClassName} from "../protyle/util/hasClosest";
@@ -79,7 +79,35 @@ export const getDockByType = (type: TDockType) => {
 };
 
 export const switchWnd = (newWnd: Wnd, targetWnd: Wnd) => {
+    // DOM 移动后 range 会变化
+    const rangeDatas: {
+        id: string,
+        start: number,
+        end: number
+    }[] = [];
+    targetWnd.children.forEach((item) => {
+        if (item.model instanceof Editor && item.model.editor.protyle.toolbar.range) {
+            const blockElement = hasClosestBlock(item.model.editor.protyle.toolbar.range.startContainer);
+            if (blockElement) {
+                const startEnd = getSelectionOffset(blockElement, undefined, item.model.editor.protyle.toolbar.range);
+                rangeDatas.push({
+                    id: blockElement.getAttribute("data-node-id"),
+                    start: startEnd.start,
+                    end: startEnd.end
+                })
+            }
+        }
+    })
     newWnd.element.after(targetWnd.element);
+    targetWnd.children.forEach((item) => {
+        if (item.model instanceof Editor) {
+            const rangeData = rangeDatas.splice(0, 1)[0];
+            const range = focusByOffset(item.model.editor.protyle.wysiwyg.element.querySelector(`[data-node-id="${rangeData.id}"]`), rangeData.start, rangeData.end);
+            if (range) {
+                item.model.editor.protyle.toolbar.range = range;
+            }
+        }
+    })
     // 分割线
     newWnd.element.after(newWnd.element.previousElementSibling);
     newWnd.parent.children.find((item, index) => {
@@ -160,7 +188,7 @@ export const exportLayout = (reload: boolean, cb?: () => void, onlyData = false,
         } else if (cb) {
             cb();
         }
-        return ;
+        return;
     }
     const useElement = document.querySelector("#barDock use");
     if (!useElement) {
diff --git a/app/src/menus/tab.ts b/app/src/menus/tab.ts
index de11ccd9b..0e6fa6542 100644
--- a/app/src/menus/tab.ts
+++ b/app/src/menus/tab.ts
@@ -1,7 +1,7 @@
 import {Tab} from "../layout/Tab";
 import {MenuItem} from "./Menu";
 import {Editor} from "../editor";
-import {copyTab} from "../layout/util";
+import {copyTab, resizeTabs} from "../layout/util";
 /// #if !BROWSER
 import {openNewWindow} from "../window/openNewWindow";
 /// #endif
@@ -132,6 +132,7 @@ const splitSubMenu = (tab: Tab) => {
                 newWnd.headersElement.append(tab.headElement);
                 newWnd.headersElement.parentElement.classList.remove("fn__none");
                 newWnd.moveTab(tab);
+                resizeTabs();
             }
         });
     }
@@ -152,6 +153,7 @@ const splitSubMenu = (tab: Tab) => {
                 newWnd.headersElement.append(tab.headElement);
                 newWnd.headersElement.parentElement.classList.remove("fn__none");
                 newWnd.moveTab(tab);
+                resizeTabs();
             }
         });
     }