User Activity

anyone know how to change my number on my o2 app?
Hi, i used all my rolling plan data and o2 cancelled my rolling plan for a reason i don’t know and now every-time i try to renew my £10 rolling plan it says that the current operation has failed. Today was meant to be the day the £10 was taken out my...
Hi i have a £10 rolling plan but don’t have enough money in my account for when my next payment is due. Will my remaining data still be in use?