There was a window update and from then, login screen indicates that the PIN does not work!
I have to always use single sign-on (OTP sent to email!) and this is really a nuisance!
I am trying to set the new PIN and after following all the process, i get an error that there was some error and i need to try after a while!
I have spent now a whole 3 days setting-up new PIN and its still not successful!
Regretting why i updated windows!