Additional sign-in or account-related issues within Microsoft Teams for business
Dear Suhas,
Good day!
Thank you for posting to Microsoft Community. We are glad to assist.
As per your mentioned description about "Cannot Log into Microsoft Teams - Error Code - 80070008". To understand the situation and be able to offer you relevant suggestions, we would need a little more information. Kindly help us in providing the following information.
- May I please confirm that you get same situation in both Teams for Desktop and Teams on Web (https://teams.microsoft.com/)
- May I confirm that you tried to update your Teams? Update Microsoft Teams - Microsoft Support
- May I please confirm that you tried to clear Teams cache? Clear Teams cache - Microsoft Teams | Microsoft Learn
- Would you mind to kindly provide the entire screenshot of that error you are experiencing for further analysis?
- May I know if you are using Mac or Windows?
This requested information will help us to narrow down the scenario and find the right troubleshooting.
We are looking forward to your response!
Thanks for your precious time.
Have a nice day!
Best regards,
Inema | Microsoft Community Moderator