Data 24gb 24 month, I cannot find how to check on usage, neither can 3 network shop staff?

[Edmac]

Bought 24gb sim data only cannot check on usage(in Wi-Fi unit and working)

[Clever-Trevor · Accepted solution]

I had to register the PayGo data sim & then usage is shown using the Three app. 
 ( note, it took a few days before showing but works fine now ). 

[Paddiewack]

Good advice!