J320h flickering display and hangs problem

[m.aminhaqjoo]

Hi all hardware masters, there is a common issue with J3 2016 series which have problem with Display part, it flickers and the phone hangs, flashed the phone but still the same problem , there is another guy who can repair this problem without changing any ICs or Display, any help would be appreciated
thanks in advance

[jamohaki]

i have exact problem how to fix??