How to use AutoFilter in Excel to find and work with a subset of data in a range of cells or table.

How to find and remove duplicates in Excel. Filter for unique values in large or small datasets to clean up your worksheets and workbooks.

如果我的设备上没有管理员权限，该怎么办？ 若要完全升级到新的 Microsoft Edge，必须使用管理员帐户登录到设备。

See how to find things you've downloaded on your PC.

Organize and plan your work schedule effectively by managing your Teams calendar. Stay on track by RSVPing to meetings and events and choosing the calendar view that works best for you.

了解如何使用产品密钥或数字许可证激活 Windows、检查激活状态，以及链接Microsoft 帐户。

从确保设备可以运行 Windows 11 到备份文件和安装 Windows 11，了解如何为 Windows 11 升级做好准备。

If you are having trouble with your microphone features, the following information can help you troubleshoot and resolve issues.

If either of the categories above apply to you, use the following procedures to update your browser: Update once. In the browser, go to Settings and more > Help and feedback > About Microsoft Edge (edge://settings/help).. If the About page shows Microsoft Edge is up to date., you don't need to do anything.

Learn how to use the Activation troubleshooter to resolve common activation issues in Windows.