What can I do to treat dry, textured skin and grid marks 14 months after fractional co2 laser treatment? (photos)

I am anjali ,29 year old from india.i had fractional co2 laser treatment with prp 14 months ago for moderte acne scarring my scarrng has not improved a bit but i am left with dry dehydrated skin which is irritated and red most of the time with grid scars which used to be oily.my skin has turned blottchy.no matter how much i moisturize it is always dry.whenever i ask my dermat abt this she always says grid marks will fade away but she is not doing anything for it.i am feeling hopeeless.