Topping up

[TEwens]

I have £20 in my balance and I want to use that to switch my tarriff but it’s going straight to card details

[madasaf1sh · Accepted solution]

@TEwens 

If you are moving to a rolling plan then that can only be done by using your debit or credit card to renew, your credit cant be used for these plans. 

Pay As You Go: Introducing "Rolling Plans" 

Your only option is to move or stay on the Bundles, and use your credit for that.

[Oxonian]

This @TEwens is the Big Bundles information in case you decide to head in that direction :- 

Big Bundles: Eveything you need to know – Help and Support | O2

https://www.o2.co.uk/help/pay-as-you-go/big-bundles