"Your login has been disabled due to intruder detection"

We're getting quite a few reports of students getting this error:

This happens when your account has tried to login too many times with the wrong password. We think this is happening particularly when you change your password, but don't update saved passwords in your browser or device. We can reset your password temporarily for you at a library helpdesk or if you email us, but you will then need to go to our password reset site to set it to something secure. And then remember to change any stored passwords in your browser or on your phone or tablet, otherwise the problem happen again!