How to remove G530P FRP

software version:G530PVPU1APC4


LOG:
10/17/2018 10:50:30 AM ] Searching Samsung USB Flash interface... COM7 detected
[ 10/17/2018 10:50:31 AM ] Setup connection... OK
[ 10/17/2018 10:50:31 AM ] Reading PIT from phone... OK
[ 10/17/2018 10:50:32 AM ] Searching FRP lock... OK
[ 10/17/2018 10:50:33 AM ] Erasing FRP lock... error
[ 10/17/2018 10:50:38 AM ]