Find out how to submit a request for a refund for a purchase of digital Xbox content.

Learn how to design professional-looking presentations with Microsoft 365. Create high quality, customized slides in a few clicks with PowerPoint Designer.

With Edge Chromium, you can add multiple profiles. Profiles allow multiple users to operate in a shared environment while maintaining access to their personalized browser settings, bookmarks, and extensions.

Get Microsoft billing support. Find help with Microsoft Store purchases, subscriptions, refunds, payment options, and checking your order history.

To use your microphone with apps on Windows 10, you'll need to turn on some permissions in Microphone settings. Then, you'll need to check your app permissions if you want to use your microphone with apps.

Training: Microsoft OneDrive lets you store your personal photos, files, and folders in one place, and get to them anytime, anywhere. Learn more in this online training video.

Learn how to use the Activation troubleshooter to resolve common activation issues in Windows.

Use the Xbox mobile app, the Xbox Game Pass app, or the Microsoft Store on PC to remotely install games—so your games are ready when you are.

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

Explore subscription benefits, browse training courses, learn how to secure your device, and more.