Find out how to change your capture settings on Windows 10/11 devices.

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。

Find Microsoft Excel help and learning resources. Explore how-to articles, guides, training videos, and tips to efficiently use Excel.

Learn more about updates for Windows 10 version 1903, including improvement and fixes, any known issues, and how to get the update.

The Basics of Search. Returning search results is no easy feat, and involves complex, near-instantaneous algorithmic calculations. A search for something as simple as “cat” could yield over 55 million results.

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

Get help with Outlook for Windows, the Outlook app, Outlook.com, and more. Find training videos, how-to articles, and Outlook support content

了解如何运行 Windows 更新疑难解答来解决下载或安装 Windows 更新时出现的错误。

Set up the Microsoft Authenticator app from the Security info page. Depending on your organization’s settings, you might be able to use an authentication app as one of your security info methods.

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