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

Learn how to download, install, and use the PC Health Check app to check your device's compatibility with Windows 11 and get tips to improve its performance.

Training: Watch and learn how to use PowerPoint in Windows. Explore PowerPoint training guides, articles, and how-to videos.

Learn how to unlock your Microsoft account and resolve 'account has been locked' error message.

Sign in to account.microsoft.com, then select Order History on your Rewards page.

Learn how to join a Microsoft Teams meeting by link, calendar, channel, chat, or by calling in.

Note: If you receive a prompt asking whether to allow the app to access your camera (iOS) or to allow the app to take pictures and record video (Android). select Allow so the authenticator app can access your camera to take a picture of the QR code in the next step.If you don't allow the camera, you can still set up the authenticator app as described in Manually add an account to the app.

了解如何在 Microsoft Edge 中查看和删除浏览历史记录以及其他历史记录。

Learn more about how to print web pages and documents in Microsoft Edge.

Receive photos, videos, or other kinds of files that you or a friend shares from another device, such as a phone, laptop, or tablet. On your PC, select Start > Settings > Devices > Bluetooth & other devices. Learn how to pair.