Get started at Microsoft365.com - Microsoft Support
Learn how to sign into your Microsoft account at Microsoft365.com for working online from anywhere and using Microsoft365 on the web with the desktop apps.
Applies To:
Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Office 2016, Office 2013, Office for business
Join a meeting in Microsoft Teams - Microsoft Support
Learn how to join a Microsoft Teams meeting by link, calendar, channel, chat, or by calling in.
Applies To:
Microsoft Teams
Returning items you bought from Microsoft for exchange or refund
Learn how to receive a refund or exchange for items purchased from Microsoft.
Applies To:
Microsoft account dashboard
About Microsoft Authenticator - Microsoft Support
Learn how you can use the free Microsoft Authenticator app to sign in to all your accounts without using a password.
Applies To:
Microsoft account dashboard
Add or remove an address book - Microsoft Support
You can add or remove address books or address lists that that make up the Outlook Address Book.
Applies To:
Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016
Add and remove group members in Outlook - Microsoft Support
Learn how to add and remove group members and to promote and demote group owners in Microsoft 365.
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, New Outlook for Windows, Outlook for iOS
Digital signatures and certificates - Microsoft Support
Digital signatures provide assurances about the validity and authenticity of digital documents.
Applies To:
Excel for Microsoft 365, Word for Microsoft 365, PowerPoint for Microsoft 365, Access for Microsoft 365, Visio Plan 2, Excel 2021, Word 2021, PowerPoint 2021, Access 2021, Visio Professional 2021, Visio Standard 2021, Excel 2019, Word 2019, PowerPoint 2019, Access 2019, Visio Professional 2019, Visio Standard 2019, Excel 2016, Word 2016, PowerPoint 2016, Access 2016, Visio Professional 2016, Visio Standard 2016
"Access Denied" or other errors when you access or work with files and ...
Discusses how to troubleshoot problems that occur when you try to access or work with files and folders in Windows.
How to add your accounts to Microsoft Authenticator
Learn how to add all your different accounts to the Microsoft Authenticator app.
Reinstall OneDrive - Microsoft Support
Reinstall OneDrive for Windows. The OneDrive app comes with Windows 8.1 and Windows RT 8.1 and cannot be uninstalled, but you can uninstall OneDrive from Windows 7, Windows Vista and some versions of Windows 10.
Applies To:
OneDrive (home or personal), OneDrive for Mac, OneDrive for Windows