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iMessage Activation Unsuccessful

Hi. Since a transfer of ownership has happened where my old number has transferred to my new sim only account, I am unable to use iMessage and FaceTime without it saying there was an activation error. I have switched both off and restarted the device...

Resolved! Activating O2 Extra - Amazon Music Unlimited - "Activation Error"

HelloI have been trying (without success) to activate a free 3 month subscription to Amazon Music Unlimited as my O2 Extra, but after logging in to Amazon when following the activation link I get the error message "Activation error", plus an icon whi...

Resolved! Data won’t work if Wi-Fi is down

My mobile data usually works well but when my broadband (sky) goes down so does my mobile data. This problem only happens in the house, if I go out in the street away from my home or at work my data works perfectly well until I return home. My data t...

No signal has left me stranded

Please help - the O2 service is constantly cutting out. It has left me stranded!! It says no sim and I've had to restart my phone ten times in the past few days. It happens WHEREVER I GO - not just at home so that service checker thing isn't helping!...

Resolved! NO SERVICE

WHY IS MY PHONE SAYING NO SERVICE? I HAVE RE BOOTED MY PHONE AND STILL ITS NOT WORKING

Voice call problems

Iphone 12 Mini, aprox 12 months old, IOS 16.4 / Mint condition , zero damage.Making or receiving a ordinary voice telephone call. I can hear the other person clear but the receiving end says my voice goes in and out and sounds robotic and completely ...

Resolved! unlocking Galaxy A10

HOW CAN I UNLOCK MY GALAXY A10

Sim won't register in mexico

Sim won't register in mexico, how to fix as I should get free through contract

Error code 14

HiI have just bought an Apple Watch 7 direct from Apple. I already have a pay monthly account with o2 that is linked to my iPhone 12 Pro.I’ve been through the set up of the watch, pairing it with the phone and everything is fine - apart from the last...

Resolved! Porting number from Virgin to O2 – Still SPLIT PORT after 10 days! [Business Customer]

So the port from Virgin to O2 was supposed to happen 10 days ago which it partly did, but I call out on the O2 Phone/SIM, but only receive calls on the old Virgin Phone/SIM. I've been speaking to support every day, who tell me the technicians will re...

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