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SIM not working in the USA

Hi, I’m using an iPhone 12 Pro and have the bolt on for using data abroad (75Gb contract). I’m currently in America and the SIM worked fine, data worked (throttled to half a mb). yesterday it just stopped working. I’ve checked the APN settings and I’...

Resolved! Watch has different number

Hi I've just ordered a Samsung watch on 02 but it said I have a different number to my 02 phone contract!!! Is this normal or can I swop it so both numbers are the same

Resolved! Stupid 02

I need costumer service contact number

Resolved! Do O2 want to know numbers of scammers pretending to be them?

I've not had one for ages, but today I got a phishing call from someone claiming (badly) to be from O2 and offering me a great deal on a new iphone 14. I know the number will be fake (and I've now blocked it) but is it any help to O2 if I send them t...

Resolved! My iPhone 13 Spain will not Data roam abroad.

My O2 SIM has plenty of data left but in Spain it will NOT do data roaming even though switched on. With Wi-Fi it’s fine. If I put my spare Plusnet SIM in my iPhone roams happily. Put my O2 SIM back it stops data roaming. How do it correct this?!’

Resolved! O2 SIM card wont work in my router

Hi. I have an o2 sim and can’t get to work in my tp link router

Resolved! Data not working

I’ve been abroad and had my mobile data turned off. I have came back today, switched it back on, and my roaming on and I have no access to internet. I have been through all troubleshooting on the website and cannot get through to anyone by phone and ...

Resolved! Still waiting for number to be un-barred

I had my phone stolen on Friday. Barred the number to get it blocked. Purchased a new phone and contacted o2 to get the number unbarred. They said it would take 24 hrs. It's not three days and I have no calls or data (and as it is a Google phone I ca...

Phone not working well in USA

Just got to orlando florida. Got a welcome txt message from tesco mobile my previous network. Have been using O2 in UK all OK before I left. All volt bolt ons are correct. Phone has connected a couple of times to Tmobile but its hopless, no connectiv...

Sim network PIN blocked. enter SIM network PUK

@Martin-O2 & O2Community hello, I've been struggling to use a Virgin Mobile SIM on a Samsung S8 device, which is on an O2 contract. I've seen online that others have had similar issues, and I've been liaising between O2 and VM. I have the message "SI...

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