how to enable task manager

my task manager got disabled how do i enable it can any one please help me

gpedit.msc

umm i think u should format ur hdd and then go and smack ur mother for giving birth to a stupid retarted choob as u.

lmfao,,,, idk,, whenever i open my task manager then i wave my mouse over it it closes,, like it wants to play hide n seek with me..