9月17日申请giffgaff退款，今天客服回复退款中

Thank you for reaching out to us and for your patience whilst we have reviewed this matter.

Having further considered the relevant circumstances of your case we confirm that your SIM will remain disconnected. However, we are approving your request for a refund. I can confirm that we are processing a refund back to your original payment method. Please note, only the remaining credit that was directly purchased by yourself is eligible for this refund.

You should see these funds reflected in your account within 3–5 business days.