Choose from a variety of Surface devices and accessories to get help.

Back up the registry manually. Select Start , type regedit.exe in the search box, and then press Enter.If you are prompted for an administrator password or for confirmation, type the password or provide confirmation.

Need help with an Xbox console, an Xbox game or Xbox network? Find out how to get in touch with us.

Cause. The device has no drivers installed on your computer, or the drivers are configured incorrectly. Recommended Resolution. Update the Driver. In the device's Properties dialog box, click the Driver tab, and then click Update Driver to start the Hardware Update Wizard.Follow the instructions to update the driver.

Il supporto tecnico Microsoft è disponibile per aiutarti con i prodotti Microsoft. Trova articoli, video e formazione su Microsoft Copilot, Microsoft 365, Windows, Surface e altro ancora.

了解如何下载、安装和配置 Microsoft 365 语言配件包，以向 Microsoft 365 添加其他显示、帮助和校对工具。

To capture a video snip, open Snipping Tool, select the Record button, then select New recording, or press Windows logo key + Shift + R.Select the area of the screen you wish to record, then select Start.When you are done, select Stop.At this point you can save the recording as-is or select Edit in Clipchamp to work with it in the Clipchamp video editor.

Reputation-based protection. Reputation-based protection leverages what Microsoft knows about various sites, services, and publishers, as well as threats we've seen in action to help protect you from malicious or potentially unwanted apps, files, or websites.

获取 Microsoft Edge 的帮助和支持。 查找 Microsoft Edge 支持内容、操作方法文章、教程等。

在Windows，将相机和麦克风作为设备的一部分，Teams视频呼叫、拍照、录制视频等。 许多应用和服务都会请求并使用摄像头或麦克风，而 Windows 设置让你控制哪些应用可使用你的摄像头或麦克风。