I am unable to install Windows 8

Hi ..

Help here > Mac Basics: Using Windows on your Mac via Boot Camp

Sagar Trehan wrote:

I am unable to install Windows 8 in my Mac Book Pro.

Sorry to hear that. Perhaps if you would provide some actual details as to the problem then maybe someone can help.

Have you tried using Bootcamp Assistant found under Applications -> Utilities -> Bootcamp?

Please start at Boot Camp 5.1: Frequently asked questions.