Office 2021 and Office LTSC for Windows and Mac FAQ
Find answers to frequently asked questions about Office 2021 and Office LTSC for Windows and Mac on the official support page.
Applies To:
Office 2021, Office 2021 for Mac
Choose between the 64-bit or 32-bit version of Office
Help to decide whether you should install the 32-bit Office version or the 64-bit Office version. Which version is right for you depends on how you plan to use Office. Find out about choosing between 32-bit Office and 64-bit Office.
Applies To:
Office 2021, Office 2019, 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, Office 365 Germany - Enterprise, Office 365 Germany - Enterprise admin
Troubleshoot problems with Microsoft Authenticator
You can resolve problems with Microsoft Authenticator by checking the tips in this article and reviewing some of the known errors.
Manage email messages by using rules - Microsoft Support
How to use Outlook rules to automatically move email messages to folders, flag messages for follow-up, respond to messages, create custom rules, and more.
Applies To:
Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016
I can't sign in to my Microsoft account - Microsoft Support
Learn how to fix problems signing into your Microsoft account. Resolve password verification, locked account, and other Microsoft account login issues.
Applies To:
Outlook 2021, Outlook 2021 for Mac, Outlook 2019, Outlook 2019 for Mac, Outlook 2016, Microsoft 365 for home, Outlook.com, GroupMe, Microsoft account dashboard, Microsoft Teams, Microsoft Teams personal, Microsoft To Do, OneDrive (home or personal), OneDrive for Mac, OneDrive for Windows, Outlook for Android, Outlook for iOS
Sign in to sync Microsoft Edge across devices
With Microsoft Edge, you can turn on sync to browse the web on all your devices, keep your favorites organized, and more.
Microsoft .NET Framework 4.7.2 offline installer for Windows
When you install this package, the following packages or updates are installed per your operating system: In Windows 7 Service Pack 1 (SP1) and Windows Server 2008 R2 SP1, .NET Framework 4.7.2 is listed as an installed product under the Programs and Features item in Control Panel.
Add or remove an email alias in Outlook.com - Microsoft Support
Create an alias to give you an additional email address which uses the same inbox, contact list, and account settings as your primary email address in Outlook.com.
Applies To:
Outlook.com
Find your IP address in Windows - Microsoft Support
Get info on how to find your IP address in Windows. Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.
Join a meeting without an account in Microsoft Teams
Learn how to join a Microsoft Teams meeting if you don't have an account. Join a Teams meeting as a guest in the Windows app or on the web.
Applies To:
Microsoft Teams