Go to store.steampowered.com
Click the top left icon and select ‘log in’ at the top.
Controls & Settings guide
Steam Family View enables you to limit your child’s access to the Steam Store, Library, Community, and Friends through the addition of a PIN.
Enter what is required to set controls, i.e. password A steam account (email address/Password) A pin code to edit the family view control
Do this using your email address and password. If you haven’t got an account click the ‘Join Steam’ button.
Note that every time you buy a new game you have to add it to the safe list.
You will need to use this as a recover email if you lose the pin.
Enter that code into the space provided.
Follow these links to learn more or download this information