I just bought Red tube last week but i already sent to nokia repair centre 3 times because of faulty

1st time is the LCD leaking,change a new 1
2nd Suddenly switch off,can't on back
3rd Always hang have to restart everytime.Receive or call 1 time my phone suddenly switch off

I tell the Nokia Centre this is my last time to service my hp.If the problem still occur.I want refund or change other model hp

15. Q Getting packet date: connection not allowed or cant access internet via 3G on your Nokia 5800 XM?
A.«GO to settings -> COnnectivity -> scroll down to Admin settings -> APN control -> Turn off

I want to ask do ur red tube have this button.I found out my reb tube didn't have APN control so i can't turn off

My red tube have SETTINGS-Connectivity-Admin Settings then didn't have APN control so i can't turn off.I can't access to internet.Please help me