Learn how to use the Activation troubleshooter to resolve common activation issues in Windows.

Find out how to stop your screen from flickering after the upgrade to Windows 10.

With online threats getting more advanced day by day, it is important to prioritize the safety of your web browsing. Microsoft Edge offers several features and practices that can enhance your online security and protect your personal information.

系统要求. 手机连接 体验从 Windows 电脑和 手机连接 开始。 从电脑中，可以使用预安装在设备上的连接至 Windows 应用或从 Google Play 或 Samsung Galaxy Store 下载的应用连接到选择 Android、Samsung、HONOR、OPPO 和华硕设备。

Learn about what effect closing a Microsoft account might have on your other apps and services.

Learn how to add an app to run automatically at startup. Select the Start button and scroll to find the app you want to run at startup.

Learn how to troubleshoot Windows activation errors. Browse common activation errors and learn what you can do to fix them.

Aprende a conectar un dispositivo Bluetooth en Windows y ajustar la configuración de emparejamiento de Bluetooth.

Install Office 2007. Insert your Office 2007 CD into the drive. If the setup wizard doesn’t start automatically, navigate to the CD drive and click SETUP.EXE.

Windows Hello. Windows Hello 可使你通过你的面部、虹膜、指纹或 PIN 登录到你的设备、应用、在线服务和网络。 即使你的 Windows 设备可以使用 Windows Hello 生物识别，也不必这么做。