How To Reset Netflix Parental Controls. From a web browser go to your Account page. Click on the Profile icon located at the top right corner and choose Account option in the drop-down menu.

Open Profile Parental Controls for the profile you want to secure. Head over to the Netflix site and point to the profile icon in the top right. You will be prompted for this PIN according to your current parental control maturity level.
The default settings for age groups on Netflix are useful but you can adjust the age requirement more specifically on individual profiles.
Your existing maturity level and title restrictions will apply to your account. Under the Parental control tab head to the profile you want to restrict this feature click on change next to. Then click on Profile Lock and Change. Sign in to your account click your profile icon in the top-right corner and scroll to Manage Profiles.