this card is frozen — see a manager
A manager froze it on the register: reported lost, a duplicate, something wrong. It cannot pay until a manager taps Unfreeze… on the register, a PIN with refund permission.
11 · Gift cards
This card is frozen
server · managerWhere: Pay sheet or the register
On the till itself: ⚙ → 📖 Help shows this article offline, every role, no PIN.