Learn how to use eye control in Windows to type with an on-screen keyboard, communicate with people, and control the mouse with your eyes.

Découvrez comment installer, réinstaller ou activer Microsoft 365 ou Office 2019 sur un PC ou Mac.

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.

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。

Learn how to change your notification settings and quick actions using the notification center in Windows.

There are some solutions you can try. First steps if your Surface Type Cover or Keyboard doesn't work. To try to resolve these issues, you can begin by following the steps below to get the latest updates, detach the Type cover or keyboard, force a restart, reattach the Type Cover or Keyboard, or confirm connectivity.. Get the latest updates

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

Get help with your questions about Microsoft Teams from our how-to articles, tutorials, and support content.

Learn how to set up a connection to a proxy server on your Windows PC.

Learn how to get Microsoft Store updates for your apps and games. Download the latest versions of Microsoft Store apps and games.