Cant root my Device: Samsung J700H

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Astronaut

Cant root my Device: Samsung J700H

I cant root my device. i tried to root and succed but when i restart after root. phone doesnt open. Then i flashed via odin then it start. I want the root functionality on my device. Please help on my issue. anything to do from my end?

Phone ModelSmiley Frustratedamsung j7 (J700 H)