Windows Hello. Windows Hello 可使你通过你的面部、虹膜、指纹或 PIN 登录到你的设备、应用、在线服务和网络。 即使你的 Windows 设备可以使用 Windows Hello 生物识别，也不必这么做。

Updates to the default screen and sleep settings now help you use energy more efficiently and extend battery life. You can find efficiency settings in Windows 11 at Settings > System > Power & battery.. For a guided walkthrough of how each of the power and battery settings can improve your device's performance, click the button to open the Get Help app:

若要捕获视频截图，请打开“截图工具”，选择“ 录制 ”按钮，然后选择“ 新建录制”，或按 Windows 徽标键 + Shift + R。选择要录制的屏幕区域，然后选择“ 开始”。完成后，选择“ 停止”。此时，可以按原样保存录制内容，或在 Clipchamp 视频编辑器中选择“在 Clipchamp 中编辑 ”以使用录制内容。

Find out the steps you can take if you receive a message telling you a driver can't load on your device.

Find out how to change privacy settings for your camera and microphone in Windows.

When you use InPrivate tabs or windows, your browsing data isn't saved on your PC once you're done.

Explore OneDrive support, help, and learning resources. Learn how to protect your important files, documents, and memories with OneDrive.

An overview of location permissions and your privacy in the Microsoft Edge web browser.

Learn how to add an app to run automatically at startup. Select the Start button and scroll to find the app you want to run at startup.

Use family safety settings to block inappropriate websites and searches on Windows, Xbox and mobile devices.