Get tech support for your O2 issues

Set up pay as you go sim

HelloI recieved a pay ad you go sim recently and I would like to set it up with a big data package, how do I do this?

Resolved! Number transfer complete but texts still showing old number

Hello!I transferred my number when I joined o2 and it all worked and appeared on my account. But I’ve since been told that when I call/text the old number is still appearing. But if they call the correct number which I transferred to it also works. H...

SIM card not working

HI - my SIM card has stopeed working suddenly - i have swapped another one into my phone form my partners phone and it works but when I put mine back it doens't. SO I need ot order a new SIM I think? However I can't contact anyone on the O2 customer ...

I have two phone numbers, how do I merge accounts?

Hi I have two mobile numbers but the accounts are not merged - how do I merge them as one is not set up correctly and I want to upgrade them both?

Force WiFi calling priority for calling over network signal

Hello all, Where I live I've not got great signal, barely get 1 bar on the best of days. I upgraded my phone to ensure I could have Wi-Fi calling, I now have a device that supports and it is enabled in my O2 settings. The issue is - is that it still ...

Resolved! Weird Voice mail's

I will put this as I received it as a voice mail notification, not an actual voice mail. Please advise weather it is a scam or otherwise.1. Voice mail notification in messages -> Taped it.2. Voice mails opens with the, "create"or "update" contact scr...

[Video Guide] Voice and video calling on WhatsApp

Hey all,With many of us self-isolating or just spending more time at home, it’s important now more than ever to stay in touch with friends and family.Through the power of chat apps like WhatsApp, one of ourO2 staff members has made a short video show...

Changing phone and transfer from old to new number and Tariff.... no help from O2.

HELP. I have got in a mess and do not know what to do next as there has been no technical support for the last week........... I have an old Samsung S4 mini that I wanted to up the tariff from old PAYG to a £10 month BIG BUNDLE two weeks a go for Big...

International calls getting disconnected

Whenever I get a call from a international number it disconnects/drops the calls between 45-55 seconds, I have reset my phone several times, the person calling me has been in touch with their service provider and all is ok, and he can call another Uk...

5G sim swap

Hi, i've received new Galaxy S20 today, and rather than use old 4G sim from the S9 I wanted to use the new 5G sim and do the sim swap. I'm worried I lose apps and more importantly contacts that are on my current sim. How do I get them over safely? Th...

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