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Preferred SIM card not recognised for calls or messages

I am experiencing problems with my phone recognising my SIM card.Under settings>connections>SIM card manager, SIM 1 (i.e. the SIM card I use) is showing as 'unknown number' - I am not sure why, and under 'preferred SIM card', only 'Mobile Data' appea...

Resolved! Employee discount code

I'm quickly running out of time, to get the employee discount code for the Department of Work and Pensions. I've spoken to my HR department, and no joy. Does anybody know the code for DWP?

Resolved! Samsung galaxy S21 New Arrival 😬

My new S21 arrived 2 days ago, well happy I am. Yesterday, I updated the software and in the evening the screen started blinking,later reboots itself twice, then rebooted 3rd time and stay on "SafeMode SystemUI".. What do you guys advise, o2 has been...

Resolved! Can I “gift” some of my data to another O2 user?

Can I “gift” some of my data to another O2 user?

Resolved! set up a direct debit

hi there i cannot seen to be able to set up a direct debit for my new account as the download is always read only,please advise

Resolved! Adding student discount to airtime plan

I'm having trouble adding my student discount to my airtime plan I tried texting my UNIDAYS code to 61202 but I received the error message "Sorry, we didn't recognise that. Please check your keyword and try again". I'm unable to do anything via the M...

Resolved! Data remaining

Hi,my friend is in hospital and he is on PAYG, he does not have the o2 app and is not tech savvy to install and is actually not well enough to do it and he is not allowed visitors. How can I check how much data he has on his phone for whatsapp video ...

Resolved! Discount

Hi, I bought a new iPhone with a monthly contract in December. I would like to sign up for my O2 Teacher discount but my employer knows nothing about an O2 open code to enable me to get my 25% discount. What should I do?

Resolved! Text messages still going to old sim card

Hi. I recently joined o2 from vodafone and kept my old number. Some of my text messages , but not all of them, seem to be getting delivered to my old phone though instead of my new one. It's been a week since my number was moved. Its not that they're...

Resolved! Pixel 6 pro

My new out of the box today pixel 6 pro came with a USB C to USB C cable that obv doesn't plug into any of USB sockets around the house. It will not charge from any of my numerous other cables. Nor will it charge from any of my older 3 pin plugs and ...

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