diff --git a/packages/main/src/libs/windowOps.ts b/packages/main/src/libs/windowOps.ts
index e7f0445..cef0aac 100644
--- a/packages/main/src/libs/windowOps.ts
+++ b/packages/main/src/libs/windowOps.ts
@@ -33,6 +33,14 @@ const useWindow = (browserWindow: BrowserWindow) => {
   ipcMain.on('setFocusable', (_event, value) => {
     browserWindow.setFocusable(value);
   });
+
+  browserWindow.on('will-resize', (event, newBounds) => {
+    browserWindow.webContents.send('will-resize', newBounds);
+  });
+
+  browserWindow.on('will-move', (event, newBounds) => {
+    browserWindow.webContents.send('will-move', newBounds);
+  });
 };
 
 export default useWindow;
diff --git a/packages/preload/src/libs/windowOps.ts b/packages/preload/src/libs/windowOps.ts
index 3c29e62..f20a7fe 100644
--- a/packages/preload/src/libs/windowOps.ts
+++ b/packages/preload/src/libs/windowOps.ts
@@ -1,4 +1,4 @@
-import type { BrowserWindow} from 'electron';
+import type { BrowserWindow } from 'electron';
 import { ipcRenderer } from 'electron';
 
 export const minimize = () => {
@@ -28,3 +28,34 @@ export const setIgnoreMouseEvents = (...values: Parameters<BrowserWindow['setIgn
 export const setFocusable = (value: boolean) => {
   ipcRenderer.send('setFocusable', value);
 };
+
+type Callback = (newBounds: Electron.Rectangle) => void;
+const eventKeys = ['will-resize', 'will-move'] as const;
+export type WindowOpsEventKey = (typeof eventKeys)[number];
+const callbackHolder = new Map<string, Callback[]>();
+
+for (const eventKey of eventKeys) {
+  callbackHolder.set(eventKey, []);
+  ipcRenderer.on(eventKey, (_event, newBounds: Electron.Rectangle) => {
+    const callbacks = callbackHolder.get(eventKey);
+    if (callbacks) {
+      for (const callback of callbacks) {
+        callback(newBounds);
+      }
+    }
+  });
+}
+
+export const addEventListener = (eventKey: WindowOpsEventKey, callback: Callback) => {
+  callbackHolder.get(eventKey)!.push(callback);
+};
+
+export const removeEventListener = (eventKey: WindowOpsEventKey, callback: Callback) => {
+  const callbacks = callbackHolder.get(eventKey);
+  if (callbacks) {
+    const index = callbacks.indexOf(callback);
+    if (index !== -1) {
+      callbacks.splice(index, 1);
+    }
+  }
+};
diff --git a/packages/renderer/src/App.vue b/packages/renderer/src/App.vue
index 1ebd49b..fa0def5 100644
--- a/packages/renderer/src/App.vue
+++ b/packages/renderer/src/App.vue
@@ -10,20 +10,23 @@
   import { onMounted } from 'vue';
   import { useSettingsStore } from './store/settings';
   import { useRecordStore } from './store/record';
-  import { globalShortcut } from '#preload';
+  import { globalShortcut, windowOps } from '#preload';
   import { useRouter } from 'vue-router';
   import { onUnmounted } from 'vue';
+  import type { Rectangle } from 'electron';
 
   const settingsStore = useSettingsStore();
   const recordStore = useRecordStore();
   const router = useRouter();
 
+  // Auto connect
   onMounted(() => {
     if (settingsStore.connection.startup) {
       recordStore.connect();
     }
   });
 
+  // Global shortcut
   const toggleRoute = () => {
     if (!settingsStore.shortcut.enabled) {
       return;
@@ -47,6 +50,26 @@
   onUnmounted(() => {
     globalShortcut.unregisterAllGlobalShortcuts();
   });
+
+  // Resize
+  const onResizeOrMove = (newBounds: Rectangle) => {
+    const route = router.currentRoute.value;
+    if (route.path === '/damage') return;
+    settingsStore.mainWindowBound.x = newBounds.x;
+    settingsStore.mainWindowBound.y = newBounds.y;
+    settingsStore.mainWindowBound.width = newBounds.width;
+    settingsStore.mainWindowBound.height = newBounds.height;
+  };
+
+  onMounted(() => {
+    windowOps.addEventListener('will-resize', onResizeOrMove);
+    windowOps.addEventListener('will-move', onResizeOrMove);
+  });
+
+  onUnmounted(() => {
+    windowOps.removeEventListener('will-resize', onResizeOrMove);
+    windowOps.removeEventListener('will-move', onResizeOrMove);
+  });
 </script>
 
 <style>
diff --git a/packages/renderer/src/store/settings.ts b/packages/renderer/src/store/settings.ts
index 929883f..e85b01a 100644
--- a/packages/renderer/src/store/settings.ts
+++ b/packages/renderer/src/store/settings.ts
@@ -26,11 +26,16 @@ export const useSettingsStore = defineStore(
       order: [],
     });
 
-    const windowStyle = ref({
+    const mainWindowBound = ref({
+      x: 0,
+      y: 0,
+      width: 800,
+      height: 600,
+    });
+
+    const damageWindowBound = ref({
       x: 0,
       y: 0,
-      width: 700,
-      height: 500,
     });
 
     const shortcut = ref({
@@ -42,7 +47,8 @@ export const useSettingsStore = defineStore(
       connection,
       damageStyle,
       damageCols,
-      windowStyle,
+      mainWindowBound,
+      damageWindowBound,
       shortcut,
     };
   },