Parental Controls gives you the opportunity to lock content based on rating. To activate these controls, open Settings, then Parental Controls.
Click the Enable toggle.
You will be prompted to create a new pin.
Now you can lock content based on rating by clicking the corresponding toggle to the locked position. Here you can also lock purchases.
Any content that fits the rating criteria that you set will appear with a faded thumbnail and lock icon.
If you would like to watch one of the locked shows, or movies, click on the program’s thumbnail. You will be required to enter your PIN to unlock the content. If you forget your PIN, click PIN Reminder to reset your PIN.