GitLab

I had this exact issue on another machine, that after 2.5 hours on the phone with MS support (via Zoom), the solution was to uninstall MS Office 365 and reinstall it. Spent weeks with MS support and he got rather irritated when they told him to disable ADAL. He then started digging into Windows and how modern auth works and came across the above fix.

Office 365 won't log in without EnableADAL = 0

I do NOT have this issue with the other laptop, an iPad, a MacBook Pro and tablet. But as soon as i log out and log back in, the plugin desactivates itself and the authentication bug comes back. Get a free trial to explore all the solution’s data protection capabilities. Domain verification issues can also prevent the normal use of the Microsoft Office 365 suite. Organizations value the capabilities that the Microsoft 365 suite provides for shared access and simultaneous file editing for team members.

Additional resources

Then try to activate the installed Office 365 suite again on your computer. You may need to remove old Microsoft Office licenses from your computer and install a new one. So figuring that was the same issue here, I did the same thing.

Common Problems with Office 365 OneDrive

The operating system on which your Office 365 applications are installed does not support the updated version of Microsoft Office 365. Windows 7 and Windows 8 do not support the latest Office 365 versions, and only Windows 10 supports these (Windows Server operating systems are not covered here). Always define a recovery email address when configuring your Office 365 account.

Always define a recovery email address when configuring your Office 365 account.Follow the instructions provided by the assistant to find and resolve Microsoft Office 365 problems.As soon as he figured it out he handed the full fix to MS support with all instructions as shown above.Domain verification issues can also prevent the normal use of the Microsoft Office 365 suite.The update channel used by Office 365 depends on your Office 365 subscription plan and on configuration.Microsoft Support and Recovery Assistant can help you resolve problems with Microsoft Office, Office 365, and Outlook.You can disable Add-Ins on launch by pressing CTRL and hitting the Microsoft Office app shortcut.

Domain Verification Issues

I don’t know if this is a permanent fix, but it got me back online. If i run and install the AAD Plugin as shown, it’s fixing the issue. Hours of tears and nerve-wrecking frustration and you fixed it all with that blessed Powershell command.

How do I fix login problems?

Microsoft 365 Issues Related to Updates

If you are having a lot of end-user support headache because of Office365 quirkiness… well, it may very well be because this rather critical module is missing. We haven’t identified WHY it is missing for some user Win10 installs and not others yet. OneDrive issues are a separate category of problems with Microsoft 365.

I highly recommend NOT just disabling modern authentication Email sync repair for Outlook 365 using that registry entry because you will have all manner of headache with other Office365 applications. Some of them allow users to get updates before the main release while others provide updates at a later time. The update channel used by Office 365 depends on your Office 365 subscription plan and on configuration. If after running the Remote Connectivity Analyzer Office 365 issues are not fixed, try using Microsoft Support and Recovery Assistant.

You’d think after 10 years of O365 being used, the last thing you’d have issues with is Authentication… Yet here we are, same issue, different decade. If your Office 365 subscription has expired, buy a new license and extend your subscription for a new period. Or, any suggestion on how to fix this issue, even better.