Get tech support for your O2 issues

Phone signal

Hello.. my phone signal is rubbish around by my house when I’m on a phone call but it says I have 4g/5g. This was the case with my old o2 phone but I thought it was the phone. Now I have a new phone with o2 i still have the same problem. Can I get th...

Resolved! PAC Code

I am leaving o2, but wish to keep my number. I have texted PAC to 65075, but keep getting replies that they don't understand my request. I have also texted PAC and my DOB, but that doesn't work either. Any advice would be highly appreciated.

No network coverage

I've had no network coverage for almost 3 days. O2 said they've accidentally put a bar on my account and they've now removed the bar but that was over 24 hours ago and still have no network. Anyone else had this happen to them? Its an absolute nightm...

Resolved! Upgrade

Hi there,If someone can help me, please. I upgraded my phone, and I just received the new one. Can someone please tell me if the box should be sealed? Cause it wasn't! Thank you,Elena

Resolved! PUK

I need a PUK code for my sim please

Internet drops out after 2 days

Hi We are experiencing problems with our Android devices with O2 Business Sims installed.If you boot them up they create a data connection fine using APN mobile.o2.co.uk over a 4G connection.After around 2 days of being switched on (this is a bench t...

Resolved! ALSO Having issues with Data Roaming in New York City

Hi there, I am currently on a US trip to New York, and have issues very similar to those described by @Dee25 in this thread: https://community.o2.co.uk/t5/Tech-Support/Data-Roaming-in-New-York-US/m-p/1570495#M24371 I am using a Google Pixel 3 with An...

Resolved! Data Roaming in New York US

I am in New York. I have the O2 Travel Bolt On. I cannot access 4G and the data roaming is useless. I have never had this problem before. Any answers as to what is going on?