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Iphone not working abroad. APN issue?

HI all, I've been a pay monthly customer of O2 for over 20 years and never had any international roaming issues. I've just returned from Italy where my phone didn't work. As soon as I landed and switched on, a pop up said 'O2 have blocked 4G called f...

Resolved! No signal since this afternoon

I haven’t had any signal since I got off the phone with o2 earlier This afternoon, has my sim been accidentally cancelled? What’s going on?

Resolved! Coverage

The coverage is not as good as when I first checked

Resolved! My data

Hi.im on 5G data but getting 5G is very rare for me which is fine but lately I’m not even getting 3G no matter where I go my data is just not working anywhere. Even in areas where it use to be strongest. I’ve tried everything I know like resetting th...

Resolved! Number Porting EE to O2

Hi.I bought a new phone last Friday from Mobilephonesdirect on O2 network. During purchase the site asked me for the PAC code to transfer number which I gave them. I received the phone last Sunday (3rd) and today is 1st time I have turned phone on an...

Resolved! Voicemail showing messages

Hello,my phone showing "new voicemail" notification. I´ve been out of UK but now I´m back, I topped up my phone. Balance is not 0, checked voicemail, 0 new messages but I still receive notifications couple of times per day about new voice mail (I´m l...

Resolved! Porting

I have requested to port my number which is suppose to happen today.I was told to put my o2 SIM in once my giffgaff one wouldn't work. I have done this but had nothing and I am on the O2 number which isn't my own number. I haven't had anything from o...

Resolved! Compatibility

I'm looking into getting the Samsung galaxy watch4 for my Sony Xperia 5 III but just wondering if it's compatible and would still work okay with my Sony phone

Resolved! No network connection

More info (Highlight to read)Hi, i am in singapore and i cant get any network connection when i am outside. I paid for the o2 travel plan which i thought would enable me to connect, but it doesn't. I cant make any calls or text or whatsapp. Please ad...

Resolved! Sim swap

How do I swap my sim if I’m not getting texts

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