Learn how to identify a phishing scam, designed to steal money via fake emails.

Contact Microsoft Support. What's new. Surface Pro; Surface Laptop; Surface Laptop Studio 2

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。

Resolve Windows blue screen errors with tips and resources to do your own troubleshooting, or contact the Microsoft support if you need more help.

Learn how to activate Windows using an internet connection, automated system, or live support advocate.

Découvrez comment réinstaller Windows sur votre PC et comment l’activation fonctionne après son installation.

即使已开启其他防火墙，开启 Microsoft Defender 防火墙也很重要。 它保护你免遭未经授权的访问。 若要打开或关闭 Microsoft Defender 防火墙，请执行以下操作：

Microsoft Support offers assistance for Microsoft products, including how-to articles, videos, and training for various software and devices.

Teams in Microsoft Teams are collections of people, content, and tools surrounding different projects and jobs.

创意专业人士和爱好者关心完全校准的准确颜色，因为它有助于确保颜色从项目开始到结束保持一致。 Windows 11中的自动颜色管理提供系统级别的颜色管理，以确保跨 Windows 应用的颜色在支持的显示器上准确且一致地显示，无论应用是否采用颜色管理。