diff --git a/Bark/AppDelegate.swift b/Bark/AppDelegate.swift
index 7e441f7..31fad6c 100644
--- a/Bark/AppDelegate.swift
+++ b/Bark/AppDelegate.swift
@@ -79,7 +79,6 @@ class AppDelegate: UIResponder, UIApplicationDelegate, UNUserNotificationCenterD
         IQKeyboardManager.shared.enable = true
         if #available(iOS 14, *), UIDevice.current.userInterfaceIdiom == .pad {
             let splitViewController = BarkSplitViewController(style: .doubleColumn)
-            splitViewController.initViewControllers()
             self.window?.rootViewController = BarkSnackbarController(rootViewController: splitViewController)
         } else {
             let tabBarController = BarkTabBarController()
diff --git a/Controller/BarkSplitViewController.swift b/Controller/BarkSplitViewController.swift
index 9dac862..28581a5 100644
--- a/Controller/BarkSplitViewController.swift
+++ b/Controller/BarkSplitViewController.swift
@@ -18,6 +18,8 @@ class BarkSplitViewController: UISplitViewController {
         super.viewDidLoad()
         self.preferredDisplayMode = .oneBesideSecondary
         self.preferredSplitBehavior = .tile
+        self.delegate = self
+        initViewControllers()
     }
 
     func initViewControllers() {
@@ -28,3 +30,21 @@ class BarkSplitViewController: UISplitViewController {
         self.setViewController(compactController, for: .compact)
     }
 }
+
+@available(iOS 14, *)
+extension BarkSplitViewController: UISplitViewControllerDelegate {
+    // 同步 sectionViewController 和 compactController 当前显示页面
+    func splitViewControllerDidCollapse(_ svc: UISplitViewController) {
+        guard let index: Int = Settings[.selectedViewControllerIndex] else {
+            return
+        }
+        self.compactController.selectedIndex = index
+    }
+
+    func splitViewControllerDidExpand(_ svc: UISplitViewController) {
+        guard let index: Int = Settings[.selectedViewControllerIndex] else {
+            return
+        }
+        self.sectionViewController.tableView.selectRow(at: IndexPath(row: index, section: 0), animated: false, scrollPosition: .none)
+    }
+}