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Samsung s21 can not make calls

Hello all my sister got a new phone changed sim card will text but won't make or receive calls bought a new sim card and still won't went into o2 but as a pay as go they said can not help and tried nearly everything on here to fix it and still not wo...

referb by • Level 1: Joiner
  • 592 Views
  • 5 replies
  • 0 kudos

Close Account

Haven’t used my number/esim since I subscribed. now I’m in California I don’t want to keep paying if I don’t use the number. Please cancel my subscription/account.

JackNuman by • Level 1: Joiner
  • 335 Views
  • 2 replies
  • 0 kudos

Resolved! Apple watch error reference code 14

I recently changed to a new iPhone and as a result had to reset my Apple watch (the normal transfer process failed as the first iPhone 16 was faulty). When I try to go through the process of setting up the network connection in the Watch app, the pro...

Resolved! iPhone 14 no sim slot

I’ve bought an iPhone 14 Pro Max and there is no sim slot so I need an eSIM. I’ve followed the website support pages and there isn’t anywhere on the o2 app that actually aligns with what is being said in the directions. can’t find “swap sim” or “requ...

Resolved! Apple Watch changed and now won’t connect to cellular data

Hi, I had my Apple Watch Ultra replaced by Apple and my new watch won’t allow me to add my existing data account. It says to call customer service and quote error 08 but the advisors don’t seem to be skilled enough to resolve. From research I’m guess...

DavidAWU by • Level 1: Joiner
  • 604 Views
  • 1 replies
  • 0 kudos

Resolved! SIM not provisioned

Just got started with a new S24 Ultra, which runs fine on the eSIM, which shows my number in SIM manager. However, when I insert the nano-SIM from my old S8, it recognizes O2, but says 'unknown number' and I'm restricted to emergency calls. Since the...

chrimajon by • Level 1: Joiner
  • 1370 Views
  • 8 replies
  • 0 kudos

Resolved! NO SIGNAL

I have had no phone signal in my area all week. Although your "Network Coverage" page tells me I have good signal, your "Service Status" page tells me there is upgrade work in my area which will not be resolved until 8th February!!!I had no warning f...

Moira1 by • Level 1: Joiner
  • 652 Views
  • 2 replies
  • 0 kudos

Resolved! Apple Watch Mobile Service issue - Code 14 Error page

Hi O2 Team I have an iPhone 16 Pro and Apple Watch Ultra v1. My watch was recently re-paired as I upgraded my iPhone with Apple Upgrade Programme, from iPhone 15 Pro to iPhone 16 Pro and I am unable to add the mobile data\sync plan that I previously ...

labsa85 by • Level 1: Joiner
  • 451 Views
  • 1 replies
  • 0 kudos

Resolved! Not getting the PAC code

My mum is trying to get a pac code and keeps getting an error message when texting the number. We have phoned 202 multiple times and keep getting so far then they hang up on us. Once in a while they say they’ll ring back but surprise surprise no one ...

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