Learn how to access Windows device security settings in Windows Security to help protect your device from malicious software.

To use your camera with apps on Windows 11, you'll need to turn on some permissions in Camera settings. Then, you'll need to check your app permissions if you want to use your camera with apps.

Create a recovery drive so you can reinstall Windows 10 or Windows 11 in case you experience a major issue such as hardware failure.

Change your screen saver settings. Select the Start button, then go to Settings > Personalization > Lock screen, and select Screen saver settings.In the Screen Saver Settings window, choose a screen saver from the drop-down list.

Get started in Microsoft Teams (free). If you're just getting started, use the articles below to get yourself, friends, and family started on Microsoft Teams for personal use.

了解如何使用产品密钥或数字许可证激活 Windows、检查激活状态，以及链接Microsoft 帐户。

Training: Switch to SharePoint Online from Google Sites and start working together with these quick instructions on how to access, upload, and share the content, information, and apps your team relies on with SharePoint Online.

Protect your Android, iPhone, Mac, and Windows devices from threats by installing Microsoft Defender. Download Microsoft Defender on your devices either by:

Learn how to install Windows 11, including the recommended option of visiting the Windows Update page in Settings.

其他功能. 双拼音 可以将较长的元音组分配给辅音键作为快捷方式，将 zh、ch、sh 分配给元音键作为快捷方式。 这样，当输入法需要元音时，可以使用这些快捷方式来加快键入速度。 在 “输入法 设置”> “常规”中查找双拼音设置。