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。

Learn how to use a health report in Windows Security to manage your device performance and keep your device secure.

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

Get answers to common questions about Windows 11 and Windows 10 in S mode.

With Microsoft Edge, you can turn on sync to browse the web on all your devices, keep your favorites organized, and more.

Learn how to record Teams meeting. Capture audio, video, screen sharing activity, and troubleshoot recordings in Microsoft Teams.

Find out how to use Game Bar to capture game play, chat with friends, track achievements, and more.

As you browse the web, you'll see an icon in the address bar that indicates the security of the connection to the site you're visiting. This icon helps you determine if you can safely send and receive information from the site.

Learn why it's important to have a backup, and how Windows Backup can help you keep your files and settings safe.

请执行以下任一操作： 在 “翻译为 ”下拉列表中，选择要将页面翻译成的语言。 默认值是为Microsoft Edge设置的语言。