To report a login issue on the Facebook (Meta) Workplace or "Facebook for Work" home page, the process depends on whether you can access any part of your account or if you are completely locked out. If You Cannot Log In
Facebook does not offer phone support for login issues, but you can:
On the Facebook login screen, click “Help” (bottom right corner) or go directly to:
https://www.facebook.com/help
If troubleshooting doesn't work, you should report the bug so Meta's technical team can investigate. Reporting from a Computer: Go to the Facebook Help Center. Click your profile picture in the top right. Select Help & Support > Report a Problem.