Windows important update failed..help needed

This morning when I started my computer suddenly it started changing my resolution and made it look big and large...I looked at update history and saw that "Intel Corporation-Display-Mobile Intel (R) 4 Series Express Chipset Family update which was important had failed. Now whenever I try to update manuallly it makes the screen wide, large and huge change resolution and does not update and on trying and trying still fails....My dwm in taskmanager is using 22, 400 CPU usage instead of the 12,000Cpu it uses and therefore explorer CPU in task manager skyrockets to 35,000CPU...my browser is slow and do not know if this is a reason or not..please help