How to

Hello ~ If you have had it less that 14 days take it back to Apple. You cannot trade it in because Apple is not currently taking iPhone 13’s of any model for trade in. You can sell it and use the funds you receive to buy the one you want. If you chose that route remember this information:

What to do before you sell, give away, or trade in your ...

~Katana-San~

If you purchased it in the last 14 days, you can return it for a full refund and then buy the phone you want. If not, you will need to sell it and then buy the phone you want.