HOW TO REPAIR 7210c cotact service < Solved >
 

7210c supernova contact service thats 1,product serial no 000000000000
and 2)-long production serial no-000000000000
HOW TO REPAIR IT BY ATF

Hi,

It doesn't need to be repaired. Main things are SIMLock/Security
which you should repair in order to solve contact service problems.

BR

write pm
init simlock/update splock's
full factory reset

thanks problem solved