Remove someone else’s Apple ID from my iPhone
Gifted a iPhone SE , but stil has previous owners Apple ID on phone & can’t utilize all features
iPhone SE, iOS 17
Question marked as
That is correct. The phone still belongs to the person that has their Apple ID assigned to it. The person who gifted it to you needs to reset the iPhone to Factory Settings.
How to factory reset your iPhone, iPad, or iPod touch - Apple Support
If the person who gifted you the phone is unwilling or unable to help you, there is not much you will be able to do.