Hello, I have a problem with my SIM card, I'm currently in Poland and I can't make calls
Hello, I have a problem with my SIM card, I'm on vacation in Poland and I can't use my phone.
Forum Posts
Can't activate my Esim
Hi. I have recently purchased an esim and need to activate it I believe by signing into my o2 account. However, I can't now receive the security code via text as the physical sim has reverted back to the old number. Can you send the security code to ...
Resolved! Old Mobile Number accessibility
Hi,I had an O2 mobile No. some years ago. I need access to that number from 2016-2017. I've been with another provider since 2019 but need access to old O2 records. Anyone able to help please?
My sim stopped working
Dear, Support, My sim has stopped responding. I am currently abroad. Please contact me via email, as I can't even login to my online account. Main issue: sim card doesn't have network coverage, even though I tried different phones devices to insert s...
CROSSED LINE OR NUMBER
I have an Apple iPhone 10SE.Texts and WhatsApp calls and messages are received ok on my O2 number 078 **** ****Calls to the same O2 number go to ATAG Heating Technology number 0800 2545061 which are then re-routed to the mobile of any available ATAG ...
Resolved! Esim
How do I deactivate an esim on an old phone that I don't have anymore so I can activate it on my new phone
3G gone......
It finally happened looks like...3G (rural Mid-Wales) is gone.I logged a fault yesterday...and O2 came back with the "Could not find a fault" today.So I checked my Network connections and sure enough only 2G available (same with Vodafone - the only o...
Stolen phone
My phone was stolen, when I sign into my o2 on a different device it sends a verification code TO THE STOLEN PHONE! There is no other method of verification. I need to order a new sim what do I do
Pay my bill
I need to pay my phone bill but can’t get to my account
Resolved! Cant log in
I need to change the payment details on my account but I can't log in because the number attached to my plan currently isn't in my phone as I'm abroad.
