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yo lo hice seleccionando el modelo j320y aqui dejo el log
Searching Samsung USB Flash interface... COM10 detected
Setup connection... Ok
Reading PIT from phone... Ok
Searching FRP lock... Ok
Erasing FRP lock... Ok
Reset done
For complete reset FRP, goto 'Backup and reset' and make 'Factory data reset'
Done with Samsung Tool PRO v.28.0
Searching Samsung USB Flash interface... COM10 detected
Setup connection... Ok
Reading PIT from phone... Ok
Searching FRP lock... Ok
Erasing FRP lock... Ok
Reset done
For complete reset FRP, goto 'Backup and reset' and make 'Factory data reset'
Done with Samsung Tool PRO v.28.0