diff --git a/electron-projects/ucap-webmessenger-electron-core/src/lib/types/channel.type.ts b/electron-projects/ucap-webmessenger-electron-core/src/lib/types/channel.type.ts
index d9f55c52..0d7645e1 100644
--- a/electron-projects/ucap-webmessenger-electron-core/src/lib/types/channel.type.ts
+++ b/electron-projects/ucap-webmessenger-electron-core/src/lib/types/channel.type.ts
@@ -27,7 +27,8 @@ export enum ElectronBrowserWindowChannel {
   Close = 'close',
   Closed = 'closed',
   ReadyToShow = 'ready-to-show',
-  Focus = 'focus'
+  Focus = 'focus',
+  Blur = 'blur'
 }
 
 export enum ElectronWebContentsChannel {
diff --git a/electron-projects/ucap-webmessenger-electron/src/app/AppWindow.ts b/electron-projects/ucap-webmessenger-electron/src/app/AppWindow.ts
index 774b4c2f..8f5d5584 100644
--- a/electron-projects/ucap-webmessenger-electron/src/app/AppWindow.ts
+++ b/electron-projects/ucap-webmessenger-electron/src/app/AppWindow.ts
@@ -84,6 +84,14 @@ export class AppWindow {
       event.returnValue = true;
     });
 
+    this.window.on(ElectronBrowserWindowChannel.Focus, () => {
+      console.log('window got focus');
+    });
+
+    this.window.on(ElectronBrowserWindowChannel.Blur, () => {
+      console.log('window blur');
+    });
+
     // on macOS, when the user closes the window we really just hide it. This
     // lets us activate quickly and keep all our interesting logic in the
     // renderer.