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

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

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。

Hotmail est maintenant Outlook.com. Découvrez comment vous connecter pour accéder à votre compte de messagerie Outlook.com, Hotmail, Live ou MSN.

Learn how to get Microsoft account help, troubleshoot sign in issues, keep your account secure, and manage your Microsoft account dashboard.

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

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

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

Learn how to reinstall Windows on your PC and how activation works after it's installed.

Создание установочного носителя для установки или переустановки Windows 7, Windows 8.1 или Windows 10.