Download files from the web - Microsoft Support
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.
Microsoft Edge 帮助和学习
获取 Microsoft Edge 的帮助和支持。 查找 Microsoft Edge 支持内容、操作方法文章、教程等。
How to use focus in Windows 11 - Microsoft Support
When you start a focus session, a focus timer will appear on screen. To use additional focus tools in the Clock app, expand the focus timer to get the full view of the Clock app.
Internet Explorer 下载 - Microsoft 支持
Microsoft Edge 是 Microsoft 推荐的浏览器. Windows 8.1不再支持 Internet Explorer 11。 相反，我们建议切换到 Microsoft Edge。 Microsoft Edge 是为了给你带来最好的上网体验而建立的，让你在浏览网页时有更多自主性，并获得更多隐私保护。
Excel help & learning
Find Microsoft Excel help and learning resources. Explore how-to articles, guides, training videos, and tips to efficiently use Excel.
修复 Office 应用程序 - Microsoft 支持
修复损坏的 Office 应用安装。 根据 Office 安装类型 (即点即用或基于 MSI 的) ，你将看到以下选项以继续修复。
Applies To:
Excel for Microsoft 365, Word for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, Access for Microsoft 365, OneNote for Microsoft 365, Publisher for Microsoft 365, Visio Plan 2, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Project Professional 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Office 2021, OneNote 2021, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Project Professional 2019, Project Standard 2019, Publisher 2019, Visio Professional 2019, Visio Standard 2019, Office 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Project Professional 2016, Project Standard 2016, Publisher 2016, Visio Professional 2016, Visio Standard 2016, Office 2016, Microsoft 365 for home, Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 operated by 21Vianet, Office 365 operated by 21Vianet - Small Business Admin, Office 365 operated by 21Vianet - Admin, InfoPath 2013, Office 365 Germany - Enterprise, Office 365 Germany - Enterprise admin
How home Xbox and game sharing work | Xbox Support
If you want to make a different console your home Xbox: Press the Xbox button on your controller to open the guide.; Select Profile & system > Settings > General > Personalization, and then select My home Xbox.; Do either of the following to change the status of your console: To make this your home Xbox, select Make this my home Xbox.; To remove this console as your home Xbox, select Make this ...
Microsoft 365 和 Office 2021 之间的区别是什么？
Microsoft 365 是一种订阅服务，可确保你始终拥有最新的 Microsoft 新式生产力工具。 存在针对家庭和个人、中小型企业、大型企业、学校以及非营利组织的 Microsoft 365 计划。
Applies To:
Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Microsoft 365 for home, Office for business, Office.com
Installer Windows 7 Service Pack 1 (SP1) - Support Microsoft
Résoudre les problèmes liés à l’installation de Windows SP1. Si vous essayez d’installer SP1 et qu’un message d’erreur indiquant l’échec de l’installation s’affiche, cela peut être dû à un problème avec les Services de maintenance Windows utilisés pour installer les mises à jour ou lié au fait que le logiciel antivirus empêche l’installation de la mise à jour.
Stream HDR video on Windows - Microsoft Support
Battery saver is turned off.To find out if battery saver is turned on or off, select Start , then search for settings.Select Settings > System > Power & battery.If you want the best HDR video experience even when battery saver is turned on, select Battery saver, then turn off Lower screen brightness when using battery saver.For the best HDR video experience, Windows needs to be able to set ...