Forum Discussion
techycap
Mar 31, 2026Copper Contributor
M365 only admin locked out MFA error 53003
I am learning this the hard way....so here it goes. Currently I am locked out of as the only admin on the tenant with error 53003. I was updating some Microsoft MFA default policy settings in En...
Kidd_Ip
Apr 02, 2026MVP
You are required to raise a support ticket to Microsoft Support to reset it
https://learn.microsoft.com/en-au/answers/questions/1368603/error-code-53003