m ultalll experts help me

ma window 7 ultimate use kar tha hoo ma jub be koye program minimize kar tha thaa to necha ik sceran ban jati the jis say mouja patha chal jata tha ka ka kon sa program chal raha ha mari window khrab ho gaye the ab ma na new window instal kee ha par abb koye program mini mize karna say eo sceran show naye hoti plese help me