Get tech support for your O2 issues

Unable to migrate old number

Hi, I have just bought new O2 SIM cards for myself and my daughter and provided the PAC codes when I ordered them. I changed my daughter's card last week, but she still hasn't had her old number transferred. I did mine this morning. I texted SWAP to ...

Resolved! Lost phone

I lost my phone on holiday and after a lot of ridiculousness in store with the customer services dept, finally got them to agree to send a new sim with my old number to my home address, but cant order a new phone online as they want to confirm my log...

Unlock O2 Huawei E8372 dongle for use on other networks

I have a Huawei E8372 4G dongle I purchased from O2 in 2017. It still has the O2 pay-as-you-go SIM card, but I would like to unlock the device for use with other networks. How can I do this? Thanks.

No connection

Hi can anyone advise please.my iPhone is not giving data roaming

WiFi calling

Samsung Galaxy S10 model SM-G973U1 No. [Removed] I would like to enable wifi calling but the network doesnt allow this. Have checked Version CSC G973U10YM81WD3 so I think that O2 will have to enable my account for this facility. Kind regards Peter

Resolved! Wifi enabled on account but not working on phone

I have a Moto g60s which up until recently O2 wifi calling was working on, following an update it no longer presents the option to enable. I have used another phone to test the SIM (a Samsung A13) - O2 wifi calling does work on that either. I've tire...

Setting up data / cellular connection for Apple iWatch Ultra

I am trying to set up my iWatch so I can use its cellular connection without carrying the phone. What is the best way to do this? I tried the iPhone - watch app and get a error code 32.I then phoned the help line (020) and they said they can't help, ...

Error code when adding data plan to watch

Error code when adding data plan to newest Apple Watch? Owned since October and worked fine untill about a month ago. Now won’t use or add any data plans. Tried repairing, resetting, removing and re-adding, nothing is working?

Resolved! PIN to log in

When i was switched from Virgin Mobile to O2 I used to have a pin to log in on my mobile phone on app, but now i can only access my O2 through user name and password. Can i change this to use the pin?

Resolved! Wrong delivery address

Placed an order today and the address was wrong. Tried to contact customer services and they told me they would call back at 9:30am tomorrow, I feel that this will be too late as if will be with the courier. What do I do?

O2

Forum Posts