Add Parental Controls To Netflix. Scroll down to the Profile Parental Controls. Under Maturity Settings click Edit and enter your account password when prompted.
Netflix offers Profile management that allows users to manage content based on age or interest. Again from the main page hover your mouse to the top-right corner of the screen and click on Account. Open Profile Parental Controls for the profile you want to secure.
To get the latest version of parental controls.
In order to set up a profile lock obviously you need to create profiles first. Under the Parental control tab head to the profile you want to. From a web browser go to your Account page. Click on a specified profile you want to protect with a pin code.