The forms don’t. The browser does. There’s a set of heuristics.
The problem with autofill is it doesn’t help if the person keeps screwing up their passwords, changing them, or ends up with 5 different passwords in the password manager for the same site.
The problem with autofill is it doesn’t help if the person keeps screwing up their passwords, changing them, or ends up with 5 different passwords in the password manager for the same site.
All of which I’ve seen.