lcd was not declared in this scope arduino

im sufring this problem long time…now im clear why the probleb is arrange …u have to Decler …#include <LiquidCrystal.h>
LiquidCrystal lcd(12, 6, 5, 4, 7, 2);

both line before void setup, Than U never

First, you need to read the instructions on how to post in this forum.

The second line goes in setup, not before it.