I gave my wife my old iPhone 6 and with the help of a tech at the Apple Store we thought it had been erased and would no longer sync with my iPhone. My contacts, however, are coming up on her iPhone even though I have turned the contacts on my iCloud storage off. How do I stop my contacts from showing up on her iPhone and her deleting these contacts from also deleting them from my phone?
iPhone 8
Might you be sharing an Apple ID? If so, stop doing that immediately.
The person obtaining the new Apple ID needs to thoroughly cleanse her/his iOS device(s) as follows:
What to do before you sell, give away, or trade in your iPhone, iPad, or iPod touch - Apple Support
Might you be sharing an Apple ID? If so, stop doing that immediately.
The person obtaining the new Apple ID needs to thoroughly cleanse her/his iOS device(s) as follows:
What to do before you sell, give away, or trade in your iPhone, iPad, or iPod touch - Apple Support
Stop sharing an iCloud account with her. She needs her own account.
Trying to stop the sharing of contacts
