Re: really...Microsoft...
... and irritatingly, they don't usually tell you in advance.
More irritatingly still, when you get password "set" routines that allow you to go past the character limit, with the password "test" routine that observes limits - so your new password will never pass again.
Your only option is to factory reset and start again from scratch.
F**k you TP-Link. F**k you, and the horse you rode on.
Biting the hand that feeds IT
