@mention a tag in a channel. In a channel conversation, simply @mention a tag (type @ and the tag name) in your message and select the tag from the list.The tag will appear just like any @mention, and the people associated with the tag will be notified.

Annotation—powered by Microsoft Whiteboard—helps you collaborate on things like a design or presentation while sharing your screen in a Teams meeting.

Find out if a display is optimized for HDR video. Select Start , then search for settings.Select Settings > System > Display . At the top, choose the display you want to check. Select Use HDR.. Under Display capabilities, look for the value next to HDR video streaming to see if it says Supported or Not supported. For more detailed info about what you need to play HDR video in Windows, see ...

在任务栏上搜索帮助、使用“使用技巧”应用、在“设置”应用中选择“获取帮助”链接，或转到 support.microsoft.com/windows。

Note: If you try to install a device or app with an incompatible driver after turning on hardware enforced stack protection, you may see the same message.If so, the same advice applies - check with the device manufacturer or app publisher to see if they have an updated driver you can download, or don’t install that particular device or app until a compatible driver is available.

Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.

选择一个选项，选择 “设置”. 按照说明完成 Windows Hello 的配置. 登录体验. 下次登录设备时，可以使用面部识别、指纹识别或 PIN 代码而不是密码。

查找 Microsoft Excel 帮助和学习资源。 了解如何有效使用 Excel 的指导文章、指南、培训视频和提示。

Contact Microsoft Support. What's new. Surface Pro; Surface Laptop; Surface Laptop Studio 2

Stay connected to friends across your social networks while gaming on a Windows device. Link your favorites such as Discord, Reddit, Steam, Twitch, and more.