Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

Note: If a compatibility issue has been identified on your device that would disrupt your experience using Windows 11, we will temporarily delay your upgrade until the issue is resolved.Compatibility safeguard holds help ensure you have the best experience possible when upgrading and your productivity is not disrupted if critical apps or drivers are not yet compatible.

如果应用直接依赖于上面列出的字体之一来显示某些 Unicode 字符，并且未使用 Windows 提供的字体回退机制，且如果系统未安装包含该字体的可选字体包（通常是因为系统和用户配置文件未配置为启用关联的语言），则这些字符将显示为"方框"字形。

To create the installation media, here's what you'll need: A PC with a reliable internet connection. The download time will vary, depending on your internet connection.

单击 “字典 ”窗格中的灯泡图标会转到“ 翻译反馈 ”窗格，你可以在其中向我们提供有关特定翻译的反馈。 “翻译工具”窗格 “翻译工具”窗格可将完整公式从一种语言翻译为另一种语言。在下面的示例中，“翻译工具”窗格将公式从英语翻译为法语： 顶部框用于“源语言”，底部框用于 ...

If you’re having sound or audio problems, the following suggestions might help. The tips are listed in order, so start with the first one, see if that helps, and then continue to the next one if it doesn’t.

如果你的触摸板无法工作，可能是因为驱动程序缺少或过时。 在设备管理器中更新或重新安装触摸板驱动程序有助于解决问题。 若要打开"设备管理器"，请在任务栏上的搜索框中键入"设备管理器"，然后选择"设备管理器"。 更新触摸板驱动程序. 打开"设备管理器"。

若要查找所需驱动程序的链接，请选择下面的“下拉列表”，然后滚动浏览该列表以查找你拥有的 Surface 类型。 选择它后，你将看到该类型的 Surface 设备型号的可用链接。 选择型号的链接，以获取声音、显示器、以太网和 Wi-Fi 的最新固件和驱动程序。

Microsoft 365 for business If your business subscription plan includes the desktop version of the Microsoft 365 apps you won't see an option to install it unless someone in your organization assigned a license to you.. Learn how to check this in What Microsoft 365 business product or license do I have? or if you're a Microsoft 365 admin responsible for assigning licenses to people in your ...

Note: The Wireless Display app is available on devices running Windows 11 version 22H2 and newer.If you're running an earlier version of Windows, launch the Connect app by entering connect in the search box on the taskbar, and selecting Connect in the list of results. To find out which version of Windows you're running, see Which version of Windows operating system am I running?