on 29-10-2018 11:48
if i take the 12 month sim only 20GB data deal and find i need more data can i move to 30GB before end of 12 months for free or do i have to wait?
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29-10-2018 11:49 - edited 29-10-2018 11:51
Yes as you are effectively upgrading. You will probably have to wait 3 months though.
(I have a 12 month sim only and after 3 months the option to upgrade is offered.
on 29-10-2018 11:55
OnePlus 6 (O2 & Sfr), Z3 Tablet (Three UK), iPhone 8+ (EE)