Download and install or reinstall Microsoft 365 or Office 2021 on a PC ...
Learn how to install, reinstall, or activate Microsoft 365 or Office 2019 on a PC or Mac.
Applies To:
Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Microsoft 365 for home, Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 operated by 21Vianet, Office 365 operated by 21Vianet - Admin, Microsoft 365 for Mac, Office 365 Germany - Enterprise, Office 365 Germany - Enterprise admin
在 Windows 中查找 BitLocker 恢复密钥 - Microsoft 支持
了解在 Windows 中查找 BitLocker 恢复密钥的不同方法，并了解如何在系统上激活 BitLocker。
Archive items manually - Microsoft Support
By default, Outlook uses AutoArchive to archive items at a regular interval. To learn more, see Archive older items automatically.. You can also archive items manually whenever you want.
Applies To:
Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016
How to use Voice Recorder - Microsoft Support
Voice Recorder has lots of options like adding markers to identify key moments, and the ability to trim, rename, and share your recordings.
Fix problems with apps from Microsoft Store
Update Microsoft Store. Select Start, then from the apps list, select Microsoft Store.In Microsoft Store, select Library > Get updates.If an update for Microsoft Store is available, it will start installing automatically.
What version of Outlook do I have? - Microsoft Support
Learn what version of Outlook you're using, and get link for setup, how to import and export email, contacts, and calendar.
Applies To:
Outlook for Microsoft 365, Outlook for Microsoft 365 for Mac, Outlook 2021, Outlook 2021 for Mac, Outlook 2019, Outlook 2019 for Mac, Outlook 2016, Microsoft 365 admin, Outlook.com, New Outlook for Windows, Outlook Web App
Restore or reset Surface for Windows - Microsoft Support
If you're having problems with your Surface Pro model, Surface 3, Surface Studio, or Surface Book, try fresh start, restoring, refreshing, or resetting it to its factory settings.
Solicitar un reembolso de juegos digitales | Xbox Support
Descubre cómo enviar una solicitud para obtener el reembolso de una compra de contenido digital de Xbox.
Form controls - Microsoft Support
How to user form controls in Excel to make data entry easier.
Applies To:
Excel for Microsoft 365, Excel for the web, Excel 2021, Excel 2019, Excel 2016
View a presentation without PowerPoint - Microsoft Support
PowerPoint Viewer, a free download from Microsoft.com, enables viewing of PowerPoint presentations on computers that do not have PowerPoint installed.
Applies To:
PowerPoint for Microsoft 365, PowerPoint for the web, PowerPoint 2021, PowerPoint 2019, PowerPoint 2016, PowerPoint Mobile