How do you change CV joint renault?

Megane coupe.i hear a knocking noise when i turn,i believe its the outer CV joint, if anyone knows better then plz help.|||If you have to ask then you probably don%26#039;t have the tools or knowledge to do this. Do yourself a favor and take it to a repair shop.|||be sure to check your brake caliper see if it is tight and visaully inspect roter when you tear it apart look for any thing broke