Vous n’exécutez Windows 11 pour le moment ? Voir Activer Windows ou Windows 7 ou Windows 8.1.. Essayer l’utilitaire de résolution des problèmes d’activation. Si vous utilisez Windows 11, l’utilitaire de résolution des problèmes d’activation peut vous aider à réactiver Windows si vous avez récemment procédé à un important changement de matériel (par exemple remplacé la ...

查找 Windows 7 或 Windows 8.1 的产品密钥. 卸载或重新安装 Windows 7 或 Windows 8.1 时，通常需要产品密钥。 通常，如果购买的是实物 Windows 拷贝，产品密钥应该在标签上或者在 Windows 随附包装盒中的卡上。

Smart charging will be paused and allow a full battery charge until your Surface needs to turn it on again. It may take several days before smart charging turns on again and limits your battery capacity to 80%.

如果无法更改密码. 如果无法以这种方式更改密码，请参阅重置 Microsoft 帐户密码。. 需要更多帮助吗？ 请联系支持人员. 有关技术支持，请转到联系Microsoft 支持，输入问题并选择“获取帮助”。 如果仍然需要帮助，请选择“联系支持人员”以转至最佳支持选项。

When you delete an online-only file from your device, you delete it from your OneDrive on all devices and online. You can restore deleted files and folders from your OneDrive recycle bin on the web for up to 30 days for items stored in OneDrive personal (when you're signed in with a Microsoft account), or for up to 93 days for items stored in OneDrive for work or school or SharePoint in ...

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.

若要在不同的部分使用不同的页码或格式, 请创建分页符并设置其页码。

The Health report starts off by showing you the last time a Device Health scan was run. The time displayed should be basically the current time, as Windows Security tries to run a Device Health scan when you open the Device performance & health page.. Beyond the time of last scan you'll see the status of the key areas that Device Health monitors:

注意: 在Windows中获取驱动程序更新的最佳和最安全的方法始终是通过Windows 更新。如果在Windows 更新时遇到问题，则可能会看到 Update Windows 中的任何链接是否可帮助你先解决问题。

Establishing internet boundaries is an important way to protect yourself and your family from inappropriate web content. Microsoft Family Safety web and search filters work across any Windows, Xbox and mobile device that has the Microsoft Edge browser and Family Safety apps installed.