Learn different ways to locate your BitLocker recovery key in Windows, and learn about how BitLocker might have been activated on your system.

Learn how to troubleshoot Bluetooth problems in Windows. Resolve issues connecting a Bluetooth device or accessory.

The Microsoft Authenticator app helps you sign into your accounts when you're using two-step verification.

Keyboard shortcuts are keys or combinations of keys that provide an alternate way to do something you'd typically do with a mouse. Here’s the list for the new Microsoft Edge and Microsoft Edge for Mac.

Windows 11, version 23H2 ; July 25, 2024—KB5040527 (OS Builds 22621.3958 and 22631.3958) Preview; July 9, 2024—KB5040442 (OS Builds 22621.3880 and 22631.3880)

了解如何在 Windows 10 和 Windows 11 中添加用户帐户。 有了帐户之后，每个人都可拥有单独的文件、浏览器收藏夹和私人桌面。

Try these solutions if you can't sign in to your Outlook.com, Hotmail, Live, or MSN email account, or you're not sure how to sign in or sign out.

If your PC has a built-in camera or a connected webcam, you can use the Camera app to take photos and videos. To find the Camera app, select Start > Camera.. Select any heading below.

Learn how to troubleshoot when the camera is not working in Windows or you see errors 0xA00F4244 or 0x200F4244.

Learn how to download and install apps you need from your Microsoft 365 business subscription.