了解如何从 Windows 10 家庭版升级到 Windows 10 专业版或从 Windows 11 家庭版升级到 Windows 11 专业版，包括如何使用有效产品密钥或 Microsoft Store。

Windows Update Delivery Optimization helps you get Windows updates and Microsoft Store apps more quickly and reliably. You’re in control over whether you use Delivery Optimization with the settings described in this article.

Xbox Support offers help for Xbox, Game Pass, and billing questions. Get advice and customer service in the Xbox Support community.

Gebruik uw Microsoft-account om u aan te melden bij Microsoft-services zoals Windows, Microsoft 365, OneDrive, Skype, Outlook en Xbox Live.

Learn about Xbox consoles, system requirements, and networking, and get troubleshooting help.

Learn how to install Skype for Business on your Windows computer, mobile device, or Macintosh.

Learn how to troubleshoot Bluetooth problems in Windows. Resolve issues connecting a Bluetooth device or accessory.

When your camera isn't working in Windows 11, it might be missing drivers after a recent update. It's also possible that your antivirus program is blocking the camera, your privacy settings don't allow camera access for some apps, or there's a problem with the app you want to use.

Découvrez le web d’une toute nouvelle façon en basculant vers le navigateur Microsoft Edge à partir d’Internet Explorer ou d’Version antérieure de Microsoft Edge.

Learn more about updates for Windows 10, version 2004, including improvement and fixes, any known issues, and how to get the update.