How do I monitor my child’s iPhone
How do I monitor my child’s iPhone
Question marked as
There’s a LOT here:
Use parental controls on your child's iPhone, iPad, and iPod touch - Apple Support
But probably THE most important aspect is that your child NEEDS to have his/her OWN AppleID.
Do NOT attempt to share yours. Only difficulties will arise by doing so.
Set up Family Sharing - Apple Support
Create an Apple ID for your child - Apple Support