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Forum Posts

Resolved! No caller id on all incoming calls for over two weeks

Here is my full diary of events which ended I think by getting scammed, hopefully that part has ended. Not that I am an idiot but understandingly getting caught out. So I got moved by virgin to O2 about 4 months ago with no say in the matter. That's ...

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Grammo by Level 1: Joiner
  • 3021 Views
  • 7 replies
  • 0 kudos

[Video Guide] Increase text size on iOS or Android

Hey all,One of our O2 staff members, Loz, has recorded some videos stepping you through changing the text size on your phone. Some customers out there may not even know this is possible, but could benefit from a larger text size, so check out the vid...

Chris_K by Former Staff
  • 5077 Views
  • 2 replies
  • 2 kudos

[Video Guide] Extend your ring time

Hey all,Our O2 staff member, Ann-Marie is here to show you how to extend the ring time of an incoming call. If you're always caught scrambling about ti find your phone when a call comes in, or you just need extra time to vet it or to get ready to acc...

Chris_K by Former Staff
  • 15969 Views
  • 14 replies
  • 0 kudos

[Video Guide] How to use the My O2 App

Hey everybody,One of our O2 staff members, Scott, has recorded a few videos introducing the fantastic My O2 app. With it, you can manage your account 24/7 - view your allowance, add bolt-ons, check your tariff details, and more.Check out the videos b...

Chris_K by Former Staff
  • 8119 Views
  • 5 replies
  • 1 kudos

[Video Guide] Voice and video calling on WhatsApp

Hey all,With many of us self-isolating or just spending more time at home, it’s important now more than ever to stay in touch with friends and family.Through the power of chat apps like WhatsApp, one of ourO2 staff members has made a short video show...

Chris_K by Former Staff
  • 7491 Views
  • 6 replies
  • 0 kudos

Resolved! Imei

I tried to unlock my phone online but my “my o2” app has my old imei number,how do I update this?

JimMunro by Level 1: Joiner
  • 362 Views
  • 2 replies
  • 0 kudos

sim fail

I haven't been able to connect to the o2 network for over 2 weeks I have had two new sim cards one sent to me one installed in an o2 shop. The sim cards haven't worked in either this phone or my old phone, I have no bars on my account, this was check...

seanC1962 by Level 1: Joiner
  • 379 Views
  • 2 replies
  • 0 kudos

Phone not working whilst roaming

Hi, I am currently working in Italy and my phone is not connecting to most networks or getting data. I just upgraded to an iPhone 12 and got a new 5G sim before the trip. My phone connects to Vodafone Italy but only on edge, all other networks show n...

James1uk by Level 1: Joiner
  • 4681 Views
  • 20 replies
  • 0 kudos

Resolved! Unable to connect to internet via 4/5G

I have received my new 12 Pro Max and have carried out a side by side data transfer from my old phone via iCloud. I ha e downloaded the most recent iOS version and everything looks good , however when I move out my home WiFi I am unable to access any...

Caller ID

My Caller ID shows as a business name that I no longer own. How do I change this so that only my number shows as Caller ID? Help much appreciated.

Lance2 by Level 1: Joiner
  • 651 Views
  • 1 replies
  • 0 kudos

iphone 7

Hi My iphone 7 keeps switching itself off even though I have enough charge, why is this please

ashwat by Level 1: Joiner
  • 764 Views
  • 2 replies
  • 0 kudos

Resolved! iPhone 12 Pro Max and Samsung Galaxy S21 Ultra with same number possible??

Hello, I currently have an iPhone 12 Pro Max with a physical SIM card. I'm wondering if I could get myself a Samsung Galaxy S21 Ultra and have my number on both devices? eSIM maybe? I'd like to be able to choose between devices without losing anythin...

Resolved! o2 Mobile Email Phone Number

Hi Team, Hope are you doing good.Does o2 has an email address ( for each post paid number ), so we can configure SMS Alerts the moment a particular Email comes to the inbox. Looks like mmail.co.uk or o2 SMS Gateway is no longer valid.I did tried 0759...

Victor360 by Level 1: Joiner
  • 1021 Views
  • 1 replies
  • 0 kudos

Resolved! Unable to connect to WiFi

I have received my new 12 Pro Max and it is currently downloading my data from iCloud.I have enabled WiFi and I can see my network but the phone is only showing 4G and I keep getting messages that say I am not connected to WiFi Any ideas. Everything ...

Resolved! Keep My Son’s Number

Hello! I’ve ordered an additional sim on my account for my son to use. I’d like him to keep his current number. He’s currently on o2 pay as you go. I’ve attempted to fill in the ‘keep my number’ form twice now and it keeps giving me an error code.

KatLou by Level 1: Joiner
  • 422 Views
  • 3 replies
  • 0 kudos