Get tech support for your O2 issues

Bought unlocked refurbished iphone11 but o2 won't unlock SIM

I am an o2 customer along with my partner. I recently bought her a refurbished iphone11 which is unlocked but when I tried to change her old phones o2 SIM to the new phone it tells me that the 'system SIM' is locked. I phoned o2 and the person there ...

Unable to upgrade, or add bolt ons

I was wondering if anyone had any advice as customer services told me they don't know...I was trying to change my sim only tariff as I am out of contract but it shows the error 'We can't process your upgrade at the moment because we're working to fin...

Roaming data not working

Was in netherpands and was working fine. Now in France and its not finding any data signal. Help please

Refund

I would like to request a refund please for £16.26 owed to me

Upgraded phone and now no working SIM

Hi, I upgraded my phone on the 28th July. The phone arrived and my physical sim was immediately blocked and the esim is unable to be activated as my sim swap order is still “processing”. I have been on the phone to o2 every day for 10 days, I’ve been...

Resolved! Does O2 support number sharing with your galaxy phone and watch? If so, how?

I have just got a Samsung Galaxy Watch 7 and its fine over bluetooth but I want to be able to use my phone when it's not with me via my watch. I have activated my watches esim, but the watch seems to have a different phone number to my phone, which s...

Apple Watch not receiving calls

I have IPhone 15 pro max and Apple Watch Ultra 2, both are updated to the latest IOS versions. I have just taken out a cellular plan with O2 for my watch. When my phone is not in range of my watch I can not receive calls on my watch. The indicator in...

Phone Upgrade

Hi, I’ve just got my new upgraded phone. When selecting my package I selected an eSIM. I’ve just set up my phone and it’s saying my old phone isn’t compatible for an eSIM so I currently have no network. Can you help me with this please

No service - selected network (02-uk) not available

Hi, I'm having issues with getting service on my phone, I noticed for a while my phone would say said emergency calls only for small periods of time before going back to normal but now I keep getting "no service - selected network (02-uk) not availab...

My SIM card has been replaced and my phone is still saying no data. I have lots of data on my phone.

My SIM card has been replaced and my phone is still saying no data. I have lots of data on my phone. I have been into the shop in Basingstoke today, and they said someone would contact me. I need to know if I can get a new line for my number is wha5 ...

O2

Forum Posts