Learn how to use Feedback Hub to report problems or send suggestions to Microsoft.

如果尝试登录到帐户，但收到一条消息，表示该帐户被锁定，则这是因为与该帐户关联的活动可能违反了我们的使用条款。. 如何解锁 Microsoft 帐户

获取有关 Windows 安全的帮助; 在 Microsoft Edge 中查看和删除浏览器历史记录; 删除和管理 Cookie; 重新安装 Windows 时安全移除有价值的内容

Windows 媒体播放器是 Windows 附带的内置多媒体播放器。 虽然它是一个可靠且广泛使用的应用程序，但用户可能会不时遇到错误和问题。

The Basics of Search. Returning search results is no easy feat, and involves complex, near-instantaneous algorithmic calculations. A search for something as simple as “cat” could yield over 55 million results.

Contacts can be exchanged between Outlook and Google Gmail to save time and avoid manually re-entering your contacts.

Play MP4 files in Windows 10 by right-clicking the file and choosing what application to open it with.

Under Personalization & advertising, turn on or off the setting for Allow Microsoft to save your browsing activity including history, usage, favorites, web content, and other browsing data to personalize Microsoft Edge and Microsoft services like ads, search, shopping and news.

Learn how to set up Microsoft Family Safety to manage screen time, filter content, and share location with your family members.

Learn how to access and manage your Windows sign in options. Use a password, Windows Hello, or a security key to unlock your device.