End of support for Cortana - Microsoft Support
Explore subscription benefits, browse training courses, learn how to secure your device, and more.
Fix issues when you can't sync OneNote - Microsoft Support
Follow the recommendations in this article to troubleshoot sync issues in OneNote for Windows and macOS.
Applies To:
OneNote for Microsoft 365, OneNote for Microsoft 365 for Mac, OneNote 2021, OneNote 2021 for Mac, OneNote 2019 for Mac, OneNote 2016, OneNote for Mac
Internet Explorer Downloads - Microsoft Support
Download the latest internet browser recommended by Microsoft from the official support page.
Microsoft Store doesn't open - Microsoft Support
Try these troubleshooting steps if Microsoft Store does not launch in Windows 10.
View previous versions of Office files - Microsoft Support
Use Version History to view previous versions of files stored in OneDrive or SharePoint libraries.
Applies To:
Excel for Microsoft 365, Word for Microsoft 365, PowerPoint for Microsoft 365, Excel for Microsoft 365 for Mac, Word for Microsoft 365 for Mac, PowerPoint for Microsoft 365 for Mac, Excel for the web, Excel 2021, Word 2021, PowerPoint 2021, Excel 2021 for Mac, Word 2021 for Mac, PowerPoint 2021 for Mac, Excel 2019, Word 2019, PowerPoint 2019, Excel 2019 for Mac, Word 2019 for Mac, PowerPoint 2019 for Mac, Excel 2016, Word 2016, PowerPoint 2016
What do the OneDrive icons mean? - Microsoft Support
The Microsoft OneDrive icons in desktop notification areas, menu bars, Windows File Explorer and macOS Finder tell you the sync state of the file or folder.
Applies To:
OneDrive for Business, SharePoint Server Subscription Edition, SharePoint Server 2019, SharePoint in Microsoft 365, OneDrive (work or school), OneDrive (home or personal), OneDrive (work or school) operated by 21Vianet, OneDrive for Mac, OneDrive for Windows
How to redeem Microsoft Rewards points - Microsoft Support
Learn how to redeem your Microsoft Rewards points for a huge variety of great products and sweepstakes.
Applies To:
Microsoft account dashboard
How to get and use app passwords - Microsoft Support
Learn how to sign in and create app passwords for Microsoft apps and devices that don't support two-step verification.
Learn about Microsoft 365 Groups - Microsoft Support
Learn how to create, use, and manage Microsoft 365 Groups for collaboration, planning, and communication.
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, Outlook.com, New Outlook for Windows, Outlook on the web for Exchange Server 2016, Outlook on the web for Exchange Server 2019
Restrictions and limitations in OneDrive and SharePoint
Restrictions Invalid characters. Applies to: Certain characters have special meanings when used in file names in OneDrive, SharePoint, Windows and macOS, such as "*" for wildcards, and "\" in file name paths.
Applies To:
SharePoint Server 2019, SharePoint in Microsoft 365, Microsoft 365 admin, OneDrive (work or school), OneDrive (home or personal), OneDrive (work or school) operated by 21Vianet, OneDrive for Mac, OneDrive for Windows, SharePoint in Microsoft 365 Small Business, SharePoint operated by 21Vianet