please mujhe windows 7 mein end Task ko enable kar bataye mein jab bhi win 7 mein CTr+Alt+del press karta hoon tu end task welcome sacreen per chala jata hai phir ise click karo tab yeh desktop per zahir hota hai mein chahta hoon kay jab c+a+d ko press karon tu desktop per he zahir ho koi is ka method bataye