on 21-07-2017 20:02
OnePlus 6 (O2 & Sfr), Z3 Tablet (Three UK), iPhone 8+ (EE)
on 21-07-2017 20:44
It's impossible for anyone else to be using your data unless they have access to your phone or you have set up a hotspot and given out the password. Have a look in the data logs for the app using it or ask customer service to see if they can help.
on 01-08-2017 14:08
Hi @Anonymous, did you find out what was eating your data in the end?
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