Microsoft support is here to help you with Microsoft products. Find how-to articles, videos, and training for Microsoft Copilot, Microsoft 365, Windows, Surface, and more.

Microsoft Editor uses enhanced proofing tools for Microsoft 365 subscribers. Identify spelling, grammar, and stylistic issues within your documents.

Windows 11 N: Select the Start button, then select Settings > Apps > Optional features.. Select View features next to Add an optional feature, and then select the Media Feature Pack in the list of available optional features.

Try these steps if you’re having trouble buying apps, games, or downloads from the Microsoft Store.

Learn how to turn on HDR video streaming to watch high dynamic range (HDR) content on your Windows PC.

The Windows 10 Mobile end of support date is the same for consumer and enterprise. Microsoft encourages all customers to move to a supported Android or iOS device.

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查找有关 Windows 操作系统的帮助和操作方法文章。 获取对 Windows 的支持，并了解安装、更新、隐私、安全等方面的信息。

Active content is additional functionality in a file or program, such as macros, add-ins, or data connections. This article lists types of active content that can be blocked by settings in Trust Center and which, when present in a document, cause display of the Message Bar when you open your file.

Windows 11, version 21H2; July 9, 2024—KB5040431 (OS Build 22000.3079) June 11, 2024—KB5039213 (OS Build 22000.3019) May 14, 2024—KB5037770 (OS Build 22000.2960)