What exactly do you mean by "topped up credit"?
What exactly did you purchase?
Membership plan, add-on, cash credit?
What exactly do you mean by "it's not showing up"?
Not showing up where?
What does your My48 account Dashboard say about your current membership plan status and expiry date?
What does your Transactions page say about your recent payment/purchase?
Does your Buy Plan page list any upcoming membership plans?
If you need to contact 48 support about this then see the links in my signature below.
