Windows の回復オプションについて説明します。 PC を初期状態に戻す方法、以前のバージョンの Windows に戻す方法、メディアを使って Windows を再インストールする方法を説明します。

Get more out of your email with Outlook.com. We've streamlined search to make it easier than ever to find what you're looking for. New features like Files and attachment previews let you see your pictures and files without leaving your inbox.

如果在电脑或 Windows 设备上从 Xbox 应用安装或玩游戏时遇到问题，请尝试以下解决方案。

Enter your current password, enter your new password, and then select Save.

Download printer drivers. If your printer isn't responding, you may need to remove it and reinstall it so Windows can download and install the proper drivers.

Learn about Xbox Game Pass Core (formerly Xbox Live Gold) on Xbox Series X|S and Xbox One consoles.

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

You can resolve problems with Microsoft Authenticator by checking the tips in this article and reviewing some of the known errors.

Learn about adaptive brightness and contrast in Windows 11 and how to turn it on or off.

To check for any security issues, go to Windows Defender settings, select Show details, and check your security status.