Trading iPhone 11
Is it possible to trade my iPhone 11 for iPhone 11 Pro? How much is it going to cost?
iPhone 11, iOS 13
Question marked as
What to do before you sell, give away, or trade in your iPhone, iPad, or iPod touch
If you just purchased your iPhone, then you can exchange it within 14 days from the date of purchase. All you would do is pay the price difference and sales tax.