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Can't receive phone calls and make phone calls from a 5 months

Good morning.From a few months I can't receive phone calls and I can't make phone calls.That's is so enjoying because I m with O2 18 years I have 3 contract with you and I pay for my SIM card monthly but can't do any call phone and no-one can't make ...

o2 text msg not sent, error 0

I have a Galaxy A14, very good except a number of NHS colleagues can text to me but randomly my replies sometimes fail. There seems no pattern to this. I have tried everthing. However if I put my SIM card in another phone then I can always reply. But...

Roaming Portugal

I was with Virgin before the change and although my phone says MEO with a reasonable signal I can't get any internet . Have tried NOS and Vodphone but says no signal. Any advice/

Hi , I’m in Spain and can’t get any data

Hi I’m in Spain and can’t get any data , any help pls

Split port

My number ported in from EE to o2 yesterday (23/05/23) All seems ok however the EE sim has not been disconnected. I can make and receive calls with my transferred number on the o2 sim but it seems that if I get a call/text from any one on the EE netw...

how do i return headphones for repair?

had airpods max on pay monthly for about 2 years and just today they've randomly stopped working. i have fully charged them and the lights still turn on etc but they won't connect to anything or play anykind of audio. nothing works. but going to cont...

O2 app

Hi, I cannot use O2 app

How do I get a replacement pay as you go sim card

I have an old PAYG phone with some data left on it . It has a standard sim but I need a nano sim for the new phone . How do I get this please . The number is

Resolved! Throttling whilst abroad.

I've just visited Australia for 3 weeks catching up with my son. I checked my O2 tariff and superb I could use it in Australia. Once I arrived I put the phone into Roaming and was connected to Telstra and that was fine. That's were the good news fini...

Resolved! Keep my old phone number

I’ve got a new phone but want to keep my old phone number I’m still with o2

O2

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