Support for Windows 10 has ended on October 14, 2025. Learn more about your options for Windows 10.

Find everything you need to manage your Microsoft account, XBOX profile, and more.

需要有关 XBOX 主机、XBOX 游戏或 XBOX 网络的帮助?了解如何与我们联系。

Use the XLOOKUP function when you need to find things in a table or a range by row. For example, look up the price of an automotive part by the part number, or find an employee name based on their employee ID. With XLOOKUP, you can look in one column for a search term, and return a result from the same row in another column, regardless of which side the return column is on.

Uninstall from Control Panel In search on the taskbar, enter Control Panel and select it from the results. Select Programs > Programs and Features. Press and hold (or right-click) on the program you want to remove and select Uninstall or Uninstall / Change. Then follow the directions on the screen. Need more help? If you can't find an app or program, try the tips in See all your apps in ...

Windows 11 Windows 10 Before starting, make sure that the Windows 11 device supports Bluetooth. For more info on how to check, see Fix Bluetooth problems in Windows. For help with adding non-Bluetooth devices, see Add a hardware device to a Windows device.

Check the XBOX services, games, and apps for any service outages.

Learn how to use and troubleshoot the clipboard in Windows to paste multiple items, pin items, and sync your clipboard to the cloud.

Learn how to activate Windows using a product key or digital license, check your activation status, and link your Microsoft account.

SharePoint 是基于浏览器的应用，可通过 Web 浏览器连接到它。 使用 SharePoint，可以执行许多操作，例如： 将文件上传 和 共享 到文档库、与他人 协作处理文件 、创建 团队网站 或 通信网站 等。 如果你的组织已为你分配 了包含 SharePoint 的许可证，则可以登录。 在本文中，我们将讨论登录 SharePoint 的 ...