need g610y efs file

help,. someone have a back up efs of g610y..


i recive a unit with boot loop problem,.


i try to full flash with 4 files..complete flashing but still in recovery mode with dm-verify verification failed (drk error)


i try to root, but "custom binary block by frp"


i try to write any combi file, complete flashing but new error comes out :kernel panic upload mode"


the history of this is, only password,.my client is already repair itself thats why it comes for this big problem...:o:o


so any one who guide me to solve this problem...............


thank you...