As far as I'm aware they'll only accept the phone's that appear on that list @Melanie14
You could sell your phone privately to accrue some funds to go towards the cost of the new phone.
Daily Driver > Samsung Galaxy s²⁴ Ultra 512Gb ~ Titanium Black.
The advice I offer is my own and does not represent Samsung’s position.
I'm here to help. " This is the way. "
