Learn how to turn on device encryption, or standard BitLocker encryption in Windows.

了解如何使用产品密钥或数字许可证激活 Windows、检查激活状态，以及链接Microsoft 帐户。

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

How to access and change the privacy settings in Windows 10 and 11.

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

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

Note: If you forgot your account info and had to reset your security info, you must wait 60 days before closing your account.

The new Microsoft Edge helps you browse, search, shop online, and more. Like all modern browsers, Microsoft Edge lets you collect and store specific data on your device, like cookies, and lets you send information to us, like browsing history, to make the experience as rich, fast, and personal as possible.

Learn how to log in to Microsoft Teams with your Microsoft 365 account. This step-by-step guide from Microsoft Support walks you through the process of accessing Teams on desktop, web, and mobile devices.

Learn how to get Microsoft Store updates for your apps and games. Download the latest versions of Microsoft Store apps and games.