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。

Important: If your device is out of support, it is no longer receiving security updates from Microsoft and may become more vulnerable to security risks and viruses.For this reason, we strongly recommend that you update to the latest version of Windows. Each version of Windows is supported for 18 months.

To use your camera with apps on Windows 10, you'll need to turn on some permissions in Camera settings. Then, you'll need to check your app permissions if you want to use your camera with apps.

Avoid splitting or merging cells: Screen readers keep track of their location in a table by counting table cells. If a table is nested within another table or if a cell is merged or split, the screen reader loses count and can’t provide helpful information about the table after that point.

To get your team up and running in Microsoft Teams, you'll need to create the team, add people, and add channels. Here's how. To create a team, click Join or create a team.This is where you create your own team, or discover existing ones.

Efficiency mode What is efficiency mode in Microsoft Edge? Efficiency mode is designed to help extend battery life. It minimizes power usage by reducing resource usage through modifying background tab activity and some foreground activity, as well as putting inactive background tabs to sleep after 30 minutes or less of inactivity (if Save resources with sleeping tabs is on).

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

Experience the world in new ways with Live Captions, translating audio and video content into English subtitles from 44 languages, ensuring you never miss a beat!. Dive into creativity with Cocreator in Paint, where AI assists you in bringing your artistic visions to life. Enhance your video calls with Windows Studio Effects, offering AI-powered lighting and noise cancellation for crystal ...

Windows 10, version 2004 and Windows Server, version 2004 update history; End of service statement; December 14, 2021—KB5008212 (OS Builds 19041.1415, 19042.1415, 19043.1415, and 19044.1415)

When you delete an online-only file from your device, you delete it from your OneDrive on all devices and online. You can restore deleted files and folders from your OneDrive recycle bin on the web for up to 30 days for items stored in OneDrive personal (when you're signed in with a Microsoft account), or for up to 93 days for items stored in OneDrive for work or school or SharePoint in ...