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

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 the refresh rate for your display in Windows to determine how smoothly motion appears on your screen.

了解如何使用 Windows 11 中的任务栏功能。 使用任务栏设置隐藏任务栏、固定应用、更改位置等。

Learn about what effect closing a Microsoft account might have on your other apps and services.

Learn how to view, manage, and delete cookies in Microsoft Edge.

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

Learn how to use a health report in Windows Security to manage your device performance and keep your device secure.

Sign in to account.microsoft.com, then select Order History on your Rewards page.

Microsoft Teams Web アプリは、Chrome、Firefox、Internet Explorer を含むほとんどのデスクトップ ブラウザーで動作します。