O2

Hi thereI have two lines on my account. I have one Sim only 12gb plan for my sister, and I have a device (my iPhone) with 1gb of data. I upgraded my sister’a tariff a few months ago to a ‘sharer plan’ so I can share data between the two lines. I Stil...

Hi thereI want to change my tariff so that I get more data every month. I currently receive a 20% airtime plan discount on my current tariff , but if I upgrade my tariff will I lose this discount?Thanks