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Resolved! Unfreeze (MCK) code for my Samsung GT-S5620 O2-locked and frozen device

Please can someone tell me the unfreeze (MCK) code for my Samsung GT-S5620 O2-locked and frozen device? Background. Spoke with O2 Customer Services as old backup phone (2015) sim had died -> directed me to go to O2 shop. Shop sold me new SIM so that ...

Network coverage at M50 1RD unacceptable

I work at this postcode, O2's cover check says 'good' this is false it is dreadful, this problem is not only experenced by myself but by many other O2 users also.

Data usage

I'm in France at the moment and i can't access my data

billing

why cant I view my bill on 02

Pac code

I have been given a pac code for my new sim card but it is not being recognised by network. Can you please help

Login issues

I switched from pay as you go to a contract on Friday and I have been unable to login to the app

adding virgin number to existing o2 account

my youngest son had an unlimited sim from virgin as part of a package that was transfered to o2 when they merged and I want to add his number and account details to my existing myo2 account like I have with my oldest son. However, I've been told I ca...

Texting

Some of my texts do not get through to the person I am sending them to, mainly someone who is with EE network. Has anyone else had this problem?

Resolved! New esim data not working

I've just installed my new esim and the service is working fine, but the data isn't working at all. I've followed all the troubleshooting solutions, but the problem hasn't been fixed. Can you help with this please?

Can’t send texts

I can’t send texts on my Alcatel 1s

O2

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