Enable Windows 10 programs such as Windows Media Player to support activities that include the playback and recording of multimedia files that are encoded with standards-based codecs. Movies & TV: An app that's used to play digital video. Windows Voice Recorder: An app that's used to record sounds.

Create Windows 11 installation media. On the Windows 11 software download page, select Create tool now and follow the instructions to install Windows 11. Warning: Microsoft recommends against installing Windows 11 on a device that does not meet the Windows 11 minimum system requirements.

If you can't find a file on your computer or you accidently modified or deleted a file, you can restore it from a backup (if you're using Windows backup) or you can try to restore it from a previous version. Previous versions are copies of files and folders that Windows automatically saves as part of a restore point.

Give your PC a Fresh Start. Resetting your PC lets you perform a clean reinstallation and update of Windows while keeping your personal data and most Windows settings intact. In some cases, a clean installation may improve your device's performance, security, browsing experience, and battery life.

Decide which device to use to run Windows 11. Windows 11 can run on PCs that meet the minimum hardware requirements. It might come pre-installed on new PCs, or you might be able to upgrade PCs currently running Windows 10. Note: Some Windows 10 features aren't available in Windows 11.

An existing Windows 10 device can be upgraded to Windows 11 if it meets the following criteria: The device is running a currently supported version of Windows 10. If the device isn't currently running a supported version of Windows 10, upgrade to a supported version of Windows 10.

If you don't have Bluetooth available on your device (or if it's been turned off), you won't be able to make or receive calls on your PC. If you encounter issues while using the calling feature, these troubleshooting tips may help. Android permissions are required for this feature.

Windows Security provides built-in security options to help protect your device from malicious software attacks. To access the features described below, tap the Windows Start button, type windows security, select it from the results, and then select Device security.

Applies To. You can reassign some keys to access different commands, shortcuts, or Microsoft Mouse and Keyboard Center features to better fit your work style. Note: The options listed in this wizard vary depending on the key selected.

注意： 如果发现 Temp 文件夹在运行"磁盘清理"后快速填满，请参阅由于完整的 Temp 文件夹 而出现磁盘空间 不足错误。 有关释放电脑上空间的更多内容，请参阅在 Windows 中释放驱动器Windows。