Learn why it's important to have a backup, and how Windows Backup can help you keep your files and settings safe.

Learn how to check for, download, and install KB 2919355, an update for Windows 8.1 and Windows RT 8.1.

There are different ways to remove apps and programs, so if you can't find the one you're looking for, you can try another location. Note that some apps and programs are built into Windows and can't be uninstalled.

Learn how to use auto color management in Windows 11 to get accurate colors on your PC.

Learn how to download, install, and configure additional language packs for your version of Windows.

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

Learn how you can manage cookies and site data you've temporarily allowed in Microsoft Edge.

右键单击该应用，选择“更多”，然后选择“打开文件位置”。此操作会打开保存应用快捷方式的位置。 如果没有“打开文件位置”选项，这意味着该应用无法在启动时运行。

Get quick answers to common questions and learn how to use Notepad effectively with Microsoft Support.

Hotmail 现在是 Outlook.com。 了解如何登录以访问 Outlook.com、Hotmail、Live 或 MSN 电子邮件帐户。