Fix connections to wireless displays or docks in Windows
Learn how to troubleshoot Miracast connections and fix problems connecting to a wireless display or dock in Windows.
更改桌面背景图像 - Microsoft 支持
使用 Windows 设置应用更改桌面背景和颜色。
Zip and unzip files - Microsoft Support
Combine several files into a single compressed folder to save storage space or to share them more easily.
How to update Windows Security - Microsoft Support
Windows Update downloads updates for Windows Security automatically to help keep your device safe and protect it from attacks.
Battery saving tips for Windows - Microsoft Support
Learn how to extend your PC's battery life using battery saver and other power-saving tips for Windows.
Send feedback to Microsoft with the Feedback Hub app
Learn how to use Feedback Hub to report problems or send suggestions to Microsoft.
Change a theme and make it the default in Word or Excel
Customize or create a new theme with colors, fonts, or effects and save it for reuse, or make it the default.
Applies To:
Excel for Microsoft 365, Word for Microsoft 365, Excel 2021, Word 2021, Excel 2019, Word 2019, Excel 2016, Word 2016
如何登录 Outlook 网页版 - Microsoft 支持
Outlook 网页版是组织使用的基于 Web 的 Outlook 版本。你需要使用工作或学校帐户登录才能访问此基于 Web 的 Outlook 版本。 你的工作或学校帐户通常由组织中的某人分配给你。
Applies To:
Office for business, Office 365 Small Business, Outlook on the web, Outlook on the web for Exchange Server 2016
View and delete browser history in Microsoft Edge
Learn how to view and delete your browser history and other history in Microsoft Edge.
Use Game Bar to capture game clips and screenshots on Windows
Find out how to use Game Bar to record your epic gaming moments.