If your system is asking you for your BitLocker recovery key, the following information may help you locate your recovery key and understand why you're being asked to provide it. Important: Microsoft support is unable to provide, or recreate, a lost BitLocker recovery key.

Getting ready for the Windows 11 upgrade. How to check if your device meets Windows 11 system requirements after changing device hardware. Learn how to use the PC Health Check app to help you improve your device performance.

Learn how to remove malware from your PC. Use Microsoft Defender Antivirus in Windows 10 or Windows 11 to scan your PC for malware, viruses, or other threats.

When you’re ready to make your PC sleep, just press the power button on your desktop, tablet, or laptop, or close your laptop’s lid. On most PCs, you can resume working by pressing your PC's power button. However, not all PCs are the same.

Did this resolve your issue? Check the Xbox services, games, and apps for any service outages.

Fix your audio drivers. Hardware problems can be caused by outdated or malfunctioning drivers. Make sure your audio driver is up to date and update it if needed. If that doesn't work, try uninstalling the audio driver (it will reinstall automatically).

通过 Microsoft 外部测试版模拟器，可以体验自己驾驶飞机的乐趣。. 现在，你可以在 Xbox 主机和其他用于云游戏的设备上开飞机了。. 注意 云游戏需要 Game Pass Ultimate 或受支持的免费玩游戏服务。. 云游戏可用性因区域而异，Microsoft 外部测试版模拟器可在支持云 ...

You can use installation media (a USB flash drive or DVD) to install a new copy of Windows, perform a clean installation, or reinstall Windows. To create installation media, go to the software download website, where you'll find step-by-step instructions.

If you pre-ordered a game and want to cancel, you can do so up to 10 days before the game launches at: Order history. After this time, you may be billed, and you’ll need to request a refund to cancel your order. For more info about digital game pre-orders, see: Pre-order Xbox digital games in the Microsoft Store.

Open Device Manager. Windows 10. In the search box on the taskbar, type device manager, then select Device Manager from the menu.