Bill

[Gurpreet2]

No working o2 app

[jonsie]

You need to contact customer service

We’re just customers like you but it sounds like you’ll need someone to access your account which can’t be done from here. If you message O2 using the links below, they should be able to help you with this
or give them a call on 202 or 0344 809 0202

Guide: How to find help & contact O2 

[Oxonian]

A warm welcome to this O2 customer to customer community @Gurpreet2. 

If your MyO2 app is not working, you can attempt to access MyO2 online. Try using an incognito or InPrivate tab in your browser to get to either :-

https://mymobile.o2.co.uk/

or

https://accounts.o2.co.uk/signin