Having a backup copy of your BitLocker recovery key helps to prevent serious issues later. It takes less than a minute to back up your key and this article will show you how.

Xbox Support offers help for Xbox, Game Pass, and billing questions. Get advice and customer service in the Xbox Support community.

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

Learn how to run Windows Update Troubleshooter to resolve errors downloading or installing Windows updates.

Learn about different things you can try to fix network connection problems in Windows.

Learn ways to fix common printing problems in Windows 10. Reinstall your printer. If your printer is turned on and connected to the network, Windows should find it easily.

了解如何安装 Windows 11，包括在“设置”中访问 Windows 更新页的建议选项。

Learn how to change the power mode on your Windows PC to preserve your battery, limit notifications, and background activity.

Get the steps for setting up dual monitors on your Windows PC.

Internet Explorer 11 支持已于 2022 年 6 月 15 日结束。 如果访问的任何网站需要Internet Explorer 11，则可以在Microsoft Edge中使用Internet Explorer模式打开它。