Block purchase share in family share

How to share purchases with your family - Apple Support

Turn off purchase sharing

1. See your Purchase Sharing settings in Settings on your iPhone or iPad or in System Settings on your Mac.
2. Turn off purchase sharing:

• • On your iPhone, iPad, or iPod touch, tap Stop Purchase Sharing.
  • On your Mac, click Turn Off, then click Stop Purchase Sharing.

"If adult and teen family members don’t want to share purchases with family members, they can turn off purchase sharing for themselves." -

1. Go to Settings > [your name] > Family Sharing.

2. Tap Purchase Sharing, then turn off Share Purchases with Family.