change image in portfolio

ive been trying to change an image for days now i cant find its element / location maybe me just being dumb:) can any body help me find this please. the image i need to change is the one with the guy sanding a chair.
i have manage to narrow it down to this part of the code [gem_image position=“centered” effects_enabled=“1” src=“1144”]

thanks in advce


Contact with your purchase item authro hope they will helepd!


thanks for the reply will do :+1: