When you first set up your box, we automatically hide the adult channels from your guide. To unhide or hide them again:
Open the Menu
Select Settings*
From Parental Controls select Restrict Rated Programmes
Enter your Parental PIN. Forgotten your PIN?
Select Adult channels & categories and change this to your preferred setting.
*Settings can be found via the cog in the top right corner of the Menu. You can get to the cog by pressing Up and right after opening the Menu.