Find out how to set up and manage your security info and verification codes for your Microsoft account, and troubleshoot common issues.

Learn about what effect closing a Microsoft account might have on your other apps and services.

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

Learn how to install Windows 7 Service Pack 1 (SP1). Includes info about how to get the download, requirements, and more.

Discusses the release of the Malicious Software Removal Tool (MSRT) to help remove specific prevalent malicious software from Windows-based computers.

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.

Learn how to extend your PC's battery life using battery saver and other power-saving tips for Windows.

Enter your current password, enter your new password, and then select Save.

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。