Why some files won't open in Internet Explorer. Internet Explorer uses add-ons such as Adobe Reader to view some files in the browser. If a file that needs an add-on won't open, you might have an older version of the add-on, which needs to be updated.

If you select multiple files or folders and then select Download from Microsoft OneDrive, SharePoint in Microsoft 365, or from SharePoint Server Subscription Edition, your browser will start downloading a .zip file containing all the files and folders you selected. If you're in a folder and you select Download without selecting any files or folders, your browser will begin downloading all ...

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).

模糊. 选择“ 模糊 ”选项，然后使用滑块调整 模糊强度，然后选择“ 应用 ”以模糊背景。 删除. 选择 “删除 ”选项，然后选择“ 应用 ”以删除图像背景。. 替换. 选择“ 替换 ”选项，然后使用调色板选择背景色。 或者，可以指定所需颜色的 rgb 值。 选择“ 应用 ”，将图像背景替换为所选颜色。

Saving to Microsoft account is currently available in US, AU, GB, CA, DK, FR, JP, MX, KR, BR, and will be available to more regions in the future.

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。

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