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).

在 Windows 10 中，你可决定何时及如何获取最新更新以确保设备顺畅而安全地运行。 要管理你的选项并查看可用更新，请选择检查 Windows 更新。 或者选择"开始" 按钮 ，然后转到"设置>"&"> Windows"更新" 。 以下是你可能正在寻找的某些其他信息：

There are a few common scenarios in which Windows running on a PC might be discovered to be non-genuine during validation. Repairs. If your PC has been repaired, you might start to see messages on your desktop that Windows isn't genuine.

培训：PowerPoint 演示者视图显示当前幻灯片、下一张幻灯片和演讲者备注，以帮助你在演示和与受众联系时集中注意力。 观看本视频了解如何操作。

需要有关 Xbox 主机、Xbox 游戏或 Xbox 网络的帮助?了解如何与我们联系。

Here are a few different ways to find help for Windows. Search for help - Enter a question or keywords in the search box on the taskbar to find apps, files, settings, and get help from the web.

Microsoft 支持可帮助你处理 Microsoft 产品的问题。 查找有关 Microsoft Copilot、Microsoft 365、Windows、Surface 等操作方法的文章、视频和培训。

若要了解详细信息，请参阅自定义频道通知。. 可通过多种方式在 Teams 中配置聊天和频道通知。 管理会议通知. 在“通知和活动”的“会议”部分中，可以配置会议即将开始的通知的显示方式，以及会议期间的聊天通知。. 可以使用切换开关打开或关闭会议开始通知。

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