O2 account, balance

[ChrissJ]

Hi i have moved from virgin mobile over the summer, i have my new plan with o2 but i cant acces any details form my plan and can't login to mobile app and im register with o2 

[TallTrees]

Hi there  @ChrissJ 

Welcome to the o2 Community forum 

Sorry to hear your difficulties 

Can't access your account from this forum so you will need to contact O2 customer services 

They are on social media Facebook Twitter and Instagram 

Or

Guide: How to find help & contact O2 

[Bambino]

@ChrissJ Call 202 from your mobile or 0344 809 0202, 0800 902 0217 (Payment Management) or 0800 032 1402
When it comes to the reason you are calling, stay silent for 15 seconds and you will be taken to the keypad options.
Press 2 for Everything Else
Press 5 for More Options
Press 7 for Anything Else which will put you though to someone.
Say 'Upgrade', 'Lost/Stolen', or 'Fraud' if the suggestion above doesn't get you through.
Best time to call is 8 am.
You can also reach O2 via social media:
Facebook (https://o2uk.co/O2CFB), Twitter (now X) (https://o2uk.co/O2CTW), or Instagram (https://o2uk.co/O2CIG)

[MI5]

@ChrissJ 

Can you log in online https://mymobile.o2.co.uk/ ?
If so, try deleting the app, rebooting your phone and then reinstall the app.