Mix of scars - What’s the next best step? (photo)

I have mix of can scar types notability ice pick scars,boxscars. I have had the Quattro ( subscision, filler, tca and laser) session with dr rullan two years ago. I’d say I saw a bit of softening in the scars but not much filling of them. I also found my scarring to remain red even after the two years ( when I tan, they still remain red). In any case, what is the next best step