Get help with Outlook for Windows, the Outlook app, Outlook.com, and more. Find training videos, how-to articles, and Outlook support content

Windows Media Player 适用于基于 Windows 的设备。 使用此表查找适用于你的系统的 Player 版本。 （如果你使用的是 Mac，则可以下载适用于 QuickTime 的 Windows Media 组件来播放 Windows Media 文件。

了解如何通过电脑的 UEFI (或 BIOS) 启用虚拟化，以运行适用于 Android 的 Windows 子系统或适用于 Linux 的 Windows 子系统。

Alternatively, you can install any website by going to the top corner of the browser and select Settings and more … > Apps > Install this site as an app.

Microsoft support is here to help you with Microsoft products. Find how-to articles, videos, and training for Microsoft Copilot, Microsoft 365, Windows, Surface, and more.

Email a link to just a few people. Right-click (or press and hold) the file, select More OneDrive sharing options > Invite people, then enter their email addresses.(If you're using OneDrive for Business, select Share, select an option from the drop-down list box, and select Apply.Then enter email addresses above the blue line and select Send.)

若要在 Windows 11 中检查激活状态，请选择“开始 ”按钮，然后选择“设置 > 系统 ” ，然后选择“激活 ”。 。 激活状态将在“激活”旁边列出。 在“设置”中检查激活状态. 你将在“激活”页面上看到以下一条激活状态消息：

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.

注意: 如果设备上发现兼容性问题会中断使用 Windows 11 的体验，我们会暂时延迟升级，直到问题得到解决。兼容性保障措施有助于确保在升级时获得最佳体验，并且当关键应用或驱动程序尚不兼容时，工作效率不会中断。

If you accidentally delete a file or folder in OneDrive, you may be able to recover it later from the OneDrive recycle bin.. For info about restoring a SharePoint file or folder, see how to restore items from the SharePoint recycle bin.For info about restoring SharePoint files stored in OneDrive, see Restore a previous version of a file in OneDrive.