Check the Device Manager. Right-click the Start button and select Device Manager.. Check to see if any devices are marked with the exclamation point (!). Right-click the device and select Update driver.. If updating the driver doesn’t help, try disabling or uninstalling the device.

Windows 设备可能会在不同时间获得新功能，因为 Microsoft 通过多种服务技术提供非安全更新、修补程序、改进和增强功能，包括受控功能推出 (CFR)。 如果你需要重启设备来完成更新，Windows 会通知你，你可以选择最适合你完成更新的时间。

Learn how to run a disk cleanup in Windows including deleting temporary and system files to free up disk space.

The My Account portal helps you to manage your work or school account by setting up and managing your security info, managing your devices, and viewing how your organization uses your data. Sign in

了解如何在组、会议或与一个其他人聊天时删除Microsoft Teams (免费版) 中的聊天。

Under Ways to sign in , you have three choices to sign in with Windows Hello:. Select Facial recognition (Windows Hello) to set up facial recognition sign-in with your PC's infrared camera or an external infrared camera

Note for iPhone: If you are having trouble with your iPhone import, make sure your device is unlocked and you’ve accepted the permissions. Note for Android and other devices: If you’re using an Android phone or other device and import isn’t working, you might need to change your phone’s USB settings from Charging over USB to Transfer Files or Transfer Photos.

1 TB at your fingertips. Protect your precious files, documents, and memories with OneDrive. You get 1 TB of cloud storage with a Microsoft 365 subscription, and can back up and share your files and photos with friends and family across all your devices.

If you open a page written in a different language than your preferred languages in settings, Microsoft Edge will automatically prompt you to translate it. The Translate icon appears in the address bar when you go to a web page that’s written in a foreign language. A language is considered foreign to you if it's not included in your Preferred languages list in Settings.

在最多 300 人的中大型会议中使用分组讨论室，以促进更多的个人联系和有意义的讨论。 使用 Teams 桌面版的会议组织者可以创建和管理分组讨论室。