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Mobile data O2 Not working !! 😕

I have my O2 number for some years now. My signal went from 4G and working fine. To showing H+ or even worse...E. and no proper signal or connectivity for last 2 months! What is happening to your 4G signal O2? This is outdoor and inside. West London ...

transferring esim

i just purchased a new iphone and would like to transfer my o2 esim to it. the ios esim transfer process doesn't work. is there a way to get a qr code from o2 i can scan to install the esim?the o2 app says i should call support, but i'm also abroad i...

Resolved! Barnes West London on going mast issue

It is over a week that there is no phone signal in my house SW13 address How can we escalate this?

Voicemail Notifications

Following upgrade to my account getting constant notifications for voicemail when there is no actual message. Running latest version of ios18 on iphone - never had this problem before. Remedies?

Resolved! Unable to receive incoming calls or texts since porting my number to o2 from vodaphone

My number was ported from vodaphone to o2 on Thursday and since they have done it I can only receive calls from o2 network. have called customer service many times and still not solved. I have been to store and they have checked settings, done phone ...

Resolved! My O2 app is not working

I created O2 account few days ago. Then I downloaded and installed O2 app for an advertisement. Then I tried several times to login. I couldn’t logged in. And I got this pop up message. “Oops. My 02 isn't available to you yet.If you're new to 02, it ...

New customer number

hello,i bought a plan yesterday as a new customer and asked to keep my number as I requested my PAC to my previous network provider. However this was not taken into account and I have a new number. I’d like to keep my old one

esim

just upgraded both my phone and watch, now have s24 ultra and watch 7. im wanting to know how i register an esim on my watch, as ive already once by mistake registered it on my phone

Cannot use new e-sim

I have requested a new e-sim but I can't access the My O2 app on my phone because it is a new phone and I have no mobile service so I can't receive the security code via message to get in. Therefore, I have no way to get any mobile service on my new ...

sim not working

message on phone ********* says insert sim .this done and phone still will not work. can you send me a new sim [Mod edit: Please do not share personal details as your posts are visible to the public. Thanks!]

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