When you make a purchase on Samsung.com there is an option at the checkout section to use your reward points to reduce the amount you need to pay.
From what you write you have £9.
More information here > shop-faq/samsung-rewards/where-can-i-spend-my-samsung-rewards-points.
Daily Driver > Samsung Galaxy s²² Ultra 256Gb in Phantom Black.
The advice I offer is my own and does not represent Samsung’s position.
I'm here to help.