HELP ME OPPO a3 4g touch not working after update

[KURTNIRVANA]

Bagong kabit yung lcd tm technology brand working naman sya pero nag update si customer biglang nang no touch

 

[picozo]

na encounter ko yan not working talaga replacement after system update to color os 16
need down grade os ng unit back to 14 or 15..
or find original screen from unit para gumana sa color os 16