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Can't send SMS to non-added contacts but can once added

Hi, As per the title - if I try and send an SMS to a number not on my contact list, the SMS will say "error - could not send." However, if I add the number to my contact list, the message then goes through. Any idea how I can fix this? Handset is a S...

Resolved! No service

I have no service on on of my two O2 contracted phones. The line ending 9873 has no service. I have also tried to contact O2 cust services but does not work. Please advise.

Answering 'Security Question' when trying to make phone contact

My local mast has been down for over ten days now (ever since O2 said it would be having some upgrade!)As a result I've had cause to seek some help. But I have a problem logging in by phone (landline), when I get asked 'What is the answer to your sec...

Failed to download attachment multimedia message try agsin later

Resolved! PAC NUMBER

Where do I find my PAC Number?

Resolved! Can’t access my o2

I have an iPad which I have an o2 SIM for. I linked my iPad to my Apple account which has linked it to my iPhone who is with a different provider. I’ve tried and tried to log into my o2 however it sends the text to the iPad number which does not come...

Internet

Hello im in Liège Belgium and the data for SIM phone number (REMOVED) is not active. Please can you sort it out?

Apple Watch o2 error code 14

I got Apple Watch Series 6 with Cellular second hand. It paired to my iPhone X and when I went to my watch and went to set up my data plan it got set up but the dummy number that was issued for my watch was connected to the old owner o2 account. Basi...

Resolved! Call forwarding

Hi, I’m currently in France and when I try to activate call forwarding it resets to 3G connection and cancels the forwarding request.

Porting issues - big problem

Hi all - my wife got a PAC from Vodafone at the end of April to take to O2 gave this to o2 and then waited and waited. Swap was meant to happen on 7th May but still hasn’t happened - we speak to foreign call centres daily and they give me different i...

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