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。

Use Find my device to locate and lock your lost or stolen Windows devices.

To use voice typing, you'll need to be connected to the internet, have a working microphone, and have your cursor in a text box. Once you turn on voice typing, it will start listening automatically.

Learn how to manage background activity for apps to help save battery power in Windows.

Get to know your way around Windows 11, from where to search to how to stay organized. Watch the video and read tips about new features.

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

We're committed to delivering continuous innovation by releasing new features and enhancements into Windows 11 more frequently. Windows devices get new functionality at different times as Microsoft delivers non-security updates, fixes, improvements, and enhancements via several servicing technologies—including controlled feature rollout (CFR). ...

Discover the latest features in Office 2021, including new ways to create content, manage data, and communicate effectively.

Learn how to troubleshoot and fix problems setting up your email in Outlook.

Learn how to view, manage, and delete cookies in Microsoft Edge.