HOW DO I UPLOAD SHADERS!!!
i know eveything to do

BUT i dont know where to put the codes that people are posting that edit the different color shades....

ive seen so many things about "video cards" and other crap
i just need a simple showing on how to do this

im 12 years old so plz make this easy to understand.......

thank you and hav a bouncey day
*b ounce**bou nce*