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Learn how to free up space for Windows update including deleting nonessential files, using an external hard drive, and updating your hard drive.

Learn how to use the Activation troubleshooter to resolve common activation issues in Windows.

Learn how Smart charging in Windows can help your battery last longer over time.

使用 Windows 中的“设置”应用通过蓝牙发送文件。

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Learn how to manage and set device screen time limits on Windows, Xbox, and mobile devices connected through the Microsoft Family Safety app.

Get troubleshooting tips if you run into problems downloading, installing, or updating Microsoft Edge.

Use the Xbox mobile app, the Xbox Game Pass app, or the Microsoft Store on PC to remotely install games—so your games are ready when you are.