need help samsung j500f drk repair fail
 

hi team have samsung j500f stuck samsung logo and drk verification failed..i try write combination and root and try to repair fix using bst dongel but not work show invalid data..
canning devices ... 1 found
dev[1]
Manufactory: SAMSUNG
Model: SM-J500F
Hardware: QCOM
Mode: normal
Prepare environment ...
Enabling UART ... ok
Checking DRK ... Invalid data
Repairing DRK ... failed
Checking DRK ... Invalid data
Repairing DRK ... failed

no any supporter help..plz help team

Samsung all model drk fail this dongle

Testing not repair j200f j500f j700f j710fn fail:o:o