Get tech support for your O2 issues

Resolved! Cannot turn off call forwarding

When I do not answer a call, the call gets forwarded to a number that I know nothing about. I asked in my local O2 shop and they suggested calling ##002#, but this just gave a "Call forwarding Connection problem or invalid MMI code."Can you please he...

Resolved! eSim not working - can't make/receive calls

I purchased a Google Pixel 6 Pro at the weekend and, needing to use the dual-sim functionality, had my O2 sim converted into an eSim which I then uploaded to the phone. This is installed alongside a physical Vodafone sim which is used for my work num...

Resolved! Billing

Hi,How can I get a bill with my postal address on it that I can use as proof of identity?

No signal new iPhone 13

I’ve got no signal

Resolved! Embedded Sim

I have an embedded sim in my iPhone 11 and am looking at buying an iPhone 13. How do they transfer the embedded sim to the new phone?

MCK code for transferring SIM to new phone

Hello I'm on a SIM only contract and I am trying to transfer my SIM to a new handset. After a few incorrect attempts to unlock the SIM (I got the incorrect PUK code online I think) the phone is now asking for an MCK code. I can't find much advice on ...

Resolved! Hot phone

Hi. I went for a long walk with my phone in the pocket. After 2h on the screen I saw something about being too hot,my phone switched off and I can't switch it on from yesterday. What can I do ? It's Samsung A32,only 3 months old...

Resolved! Cover and screen protector

Hi. When I upgraded I was asked if I wanted a phone case and screen protector which I chose. I did not receive this with my device, will it arrive soon or is there no order for them on my account?

Resolved! Discounts

I've upgraded my phone and tariff & my NHS discount hasn't carried forward & won't let me register as it's previously registered....any advice? Thanks

Resolved! Sim Swap or whatever

I lost my phone on Thursday afternoon. Rung O2 up and they blocked the device and sim. On Thursday I got a new phone and went into O2 store and got a digital e-sim QR code for new phone so I could get my number up and running. Was told sim swap would...

O2

Forum Posts