• Jun 04, 2019 Activate Office 365 versions of Office for Mac If your organization has an Office 365 plan, make sure you assign each user a license for Office before you deploy Office for Mac to your users. If you don't assign a user a license, you can still deploy Office for Mac to that user, but the user won't be able to activate and use Office.
• For Office for Mac, you can have up to 25 licenses associated with the same Microsoft account: only one license for an Office 365 subscription and multiple one-time-use installs of Office for Mac Home and Student or Home and Business.
• Apr 05, 2020  I can't open Word from a Microsoft 365 for Mac account on iMac I recently reformatted an iMac 2016 version running Mojave 10.14.16 to another user. Our Microsoft Office 365 subscription worked fine on the previous iMac, and thought Excel seems to be fine, we can't activate Word.
• How To: Office 365 Won’t Let Me Activate Article ID: 4339 Note: Please bookmark the page by pressing Ctrl+D in case the resolution steps require you to restart your system.
• For more information about Microsoft 365 Apps for enterprise URLs and IP addresses, see the following Microsoft article: Office 365 URLs and IP address ranges. Check whether you have the appropriate license. Sign in to the Office 365 portal. Click Settings , and then click Office 365 settings. Locate the Assigned licenses area.

1. Outlook 365 Won't Open
2. Microsoft 365 Won't Activate Mac Office
3. Why Won't My Office 365 Open

Activate Office 365, 2019, 2016, and 2013. Be sure to sign in using the Microsoft account, or work or school account, that you used to buy or subscribe to Office. Note: If Office came pre-installed on your new device. So you won't need or receive a printed product key. For Office for Mac, you can have up to 25 licenses associated with the same Microsoft account: only one license for an Office 365 subscription and multiple one-time-use installs of Office for Mac Home and Student or Home and Business.

You might see this error when you try to activate Office for Mac:

Outlook 365 Won't Open

The system requires that you sign on to a valid account. The error code is: 0xD000000C

Troubleshoot error code 0xD000000C on Office for Mac

1. Make sure the internet is working on the Mac you're trying to install on. You can do this by opening your internet browser and going to www.microsoft.com. If the page loads, your internet connection is working.

2. Quit out of all Office apps.

3. Download and run the License removal tool to remove all the Office keychain entries.

4. Start any Office app again and follow the activation prompts.

Are you using a network account?

If you've signed in to your Mac using a Network account such as Open directory accounts, this error may occur because Office for Mac can't write your credentials into the keychain as it is 'read-only.'

Microsoft 365 Won't Activate Mac Office

1. If you are signed in with a network account, sign out and sign back in with your local user account. Try activation again.

2. If you don't have a local user account, you must create one:

   1. From the Apple menu, select System Preferences > Users & Groups.

   2. Select Click the lock to make changes, and type your password. Select Unlock.

   3. Select +, and then fill in the new account information, and then select Create User.

   4. Log into your local user account and activate again. Microsoft word excel and powerpoint free download for mac.

Contact support

Why Won't My Office 365 Open

If you're still having issues with activating Office for Mac, please contact Microsoft support.