O2

I have had several conversations today with customer services for them to try and resolve my network issues. The latest attempt is to send a replacement sim. They are sending one next day delivery, although I was advised that next day may take up to ...

Has anybody had any dealings with o2 regarding signal issues. I can only receive a max of 2 bars and h+ (data). There are not any problems with the network, and I am paying for a plan that I can't use. Just wandered if anyone else has experienced thi...