Go to Settings and tap Screen Time. Tap Content & Privacy Restrictions and enter your Screen Time passcode. Tap Content Restrictions, then tap Web Content. Choose Unrestricted Access, Limit Adult Websites, or Allowed Websites Only.
Use parental controls on your child's iPhone, iPad, and iPod ...

Set up parental controls with Family Sharing on iPhone
- Go to Settings > [your name] > Family Sharing > Screen Time.
- Tap the name of a child in your family group, tap Turn On Screen Time, then follow the onscreen instructions.
Set up parental controls with Family Sharing on iPhone

Set communication limits
Go to Settings > Screen Time, then turn on Screen Time if you haven't already. Tap Communication Limits, tap During Screen Time, then select one of the following for communication at all times (other than downtime): Contacts Only: To allow communication only with your contacts.
Set up Screen Time for yourself on iPhone - Apple Support (IN)
