They can't, once a screen name is set it is not changeable.
However, they can hide their name from the public penpal list as well as block specific users from messaging them, see: how does my loved use Parakeet Chat?.
They can't, once a screen name is set it is not changeable.
However, they can hide their name from the public penpal list as well as block specific users from messaging them, see: how does my loved use Parakeet Chat?.