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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
  • 2972 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
  • 5064 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
  • 15886 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
  • 8080 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
  • 7465 Views
  • 6 replies
  • 0 kudos

Call Failed - Unknown Number Incoming **FIX**

After Having this Issue Since getting my Apple Watch I came here for help ! One Customer said he had been to the o2 Shop and they had Disabled the 5G Bolt on. CEddie then this Morning said he had Googled turning off 5G On the Phone itself. So Hey Pre...

Debs68 by Level 2: Apprentice
  • 1895 Views
  • 1 replies
  • 2 kudos

Resolved! Data abroad

Hi my data isn’t working abroad such as my safari WhatsApp or any internet features? Can you make it work please. Thanks

AD7 by Level 1: Joiner
  • 724 Views
  • 1 replies
  • 0 kudos

Resolved! Can’t make phone calls after setting up Apple Watch

HiI recently purchased a new Apple Watch via O2 and now can’t make calls from either my phone or my watch. I can receive calls but the numbers from my contacts are coming up as unknown. Any ideas on how this can be fixed? Thanks

Paddyh3 by Level 1: Joiner
  • 1520 Views
  • 8 replies
  • 0 kudos

Resolved! Call failed

I constantly get call failed on my phone, after reading online it says it could be a scratched SIM card which I looked at and can see it is scratched so I was hoping if someone could me in getting a new sim but keeping my current number? Thank you

JamesDL94 by Level 1: Joiner
  • 2660 Views
  • 7 replies
  • 0 kudos

Resolved! Not Receiving Verification SMS's

New Customer Here: Having googled this Issue I have Tried everything I have seen online Still to No Avail ! The very 1st Verification I used came through fine (Microsoft) Then Tried Gmail/PayPal/NHS App and None are coming through - Using an iPhone 1...

Debs68 by Level 2: Apprentice
  • 1941 Views
  • 4 replies
  • 0 kudos

Resolved! Unable to send messages or make calls

I have been unable to send messages or make calls I have tried a replacement simwhich made no difference. Network not registered. This has been 3 days technical support not called back.

Winnie2 by Level 1: Joiner
  • 1347 Views
  • 2 replies
  • 0 kudos

Resolved! O2 eSim not working

Hello,I have Pixel 6 - have both a physical O2 sim and an O2 esim. Last night my O2 esim stopped working but my physical sim still works. There is no signal on my O2 esim. When I try to "Choose Network" it says "Disconnected" and doesn't provide a li...

Ziper27 by Level 1: Joiner
  • 11684 Views
  • 2 replies
  • 0 kudos

Cannot make calls on iPhone 12 pro

I cannot make calls on my iPhone, it shows “call failed” when trying to make a call. I can send and receive text and imessage, browse the internet perfectly fine. When any one calls me their number comes through as “unknown”. Anyone know of a fix for...

Kalvin by Level 1: Joiner
  • 616 Views
  • 1 replies
  • 0 kudos

No access to my SIM card and I need a PUK code

I'm getting a message saying I can't access my SIM card and I need a PUK code. This has randomly started. Please help me - how do I get a PUK and why has it suddenly started asking for this?

HTSC by Level 1: Joiner
  • 632 Views
  • 3 replies
  • 0 kudos