Back up your old phone data
Charge both phones
Connect both phones to Wi-Fi
Turn on the new phone
Choose the transfer or restore option during setup
Sign in with the same account on both phones
Use a cable, QR code, or wireless transfer method
Select the data you want to move
Wait for the transfer to finish
Check that contacts, photos, messages, and apps moved correctly
Install any missing apps on the new phone
Remove the old phone from your accounts if needed