If you add a kids mode that would be an awesome thing.
Because sometimes I left my nephews watching The Thundermans
,
when I come back I found them watching The Walking Dead
.
Here’s how this kind of thing is supposed to work in Plex:
Create a managed user
Give this managed user only access to suitably rated media.
Before you park him in front of the TV, switch to this user profile.
He can’t switch back, because you have set a PIN on your account.
https://support.plex.tv/articles/categories/features/plex-home/
Early 2021 clean-up: implemented (parental controls, Plex Home, share restrictions)