Yeah, it’s a problem that myself occured about a few days ago cause i setup the new Cortana and after that when i was trying to login in Windows it’s tell me to enter the password allocated to the Microsoft account.
If you have a home desktop system, or not necessary it’s an annoying thing to have password. Or if your friend, father/mother want to login to check latest news they can’t cause you have a password protected system.
However, let’s see which quick method works 100% and what you must do:
Now click OK and all done, you can restart your PC to see that it’s works.