Originally Posted by pixellany
Could this be a "feature" of Fedora--akin to some of the Ubuntu quirks?
If its clear that it is not normal, I would first su to root and change ALL passwords to see if the behavior persists. (There's nothing wrong with trying this---except having to remember new passwords.)
I change to a new password but then still the same, able to login by using root password. Any other suggestion please?