Get help and support for Microsoft Edge. Find Microsoft Edge support content, how-to articles, tutorials, and more.

Learn how to troubleshoot Windows Media Player errors. Explore resources for general help with Windows Media Player.

Learn how to get Microsoft Store updates for your apps and games. Download the latest versions of Microsoft Store apps and games.

You can add columns, rows, or cells to an Excel worksheet or delete them. Columns insert to the left, rows above, and cells above or to the left.

在开始之前，请确保你的 Windows 10 电脑支持蓝牙。 有关如何检查的详细信息，请参阅修复 Windows 10 中的蓝牙问题。 如果需要帮助添加没有蓝牙功能的设备，请参阅将设备添加到 Windows 10 电脑。. 打开蓝牙

Explore subscription benefits, browse training courses, learn how to secure your device, and more.

If you change your country or region for Microsoft Store, stuff you got in one region might not work in another.

Get info on how to find your IP address in Windows. Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.

Erfahren Sie, wie Sie Ihren Windows-PC mit externen Monitoren verbinden und die Anzeigeeinstellungen anpassen.

There are two ways to open Registry Editor in Windows 10: In the search box on the taskbar, type regedit, then select Registry Editor (Desktop app) from the results.