After updating to 5.9.0-beta.2 Microsoft Teams is stuck in a login loop. The final screen after the looping stops indicates
To open the web app, change your browser settings to allow third-party cookies or allow certain trusted domains.
Try again
If that doesn't work, try signing out and back in.
One of the links I clicked on took me here:
https://docs.microsoft.com/en-us/microsoftteams/troubleshoot/teams-sign-in/sign-in-loop
After updating to 5.9.0-beta.2 Microsoft Teams is stuck in a login loop. The final screen after the looping stops indicates
To open the web app, change your browser settings to allow third-party cookies or allow certain trusted domains.
Try again
If that doesn't work, try signing out and back in.
One of the links I clicked on took me here:
https://docs.microsoft.com/en-us/microsoftteams/troubleshoot/teams-sign-in/sign-in-loop