Windows 7 comes with a lot of bells and whistles. Windows Aero is one of those eye candies that make Windows look cooler. But Aero can make Windows slow and sluggish, It can also put extra load on your GPU (graphic processing unit) card. If you are done enjoying Aero and other modern thems and looking forward to make Windows 7 a work horse, you can disable modern themes and use Windows 7 in the classic Windows 98 style theme making Windows 7 even faster.
Follow these simple instruction to disable Windows Aero :