I know, i know, i know... @svl7 said it's disabled, @octiceps said it's disabled and many other forum users said it's disabled.   I am always want to double check everything and i did it this time too. And i would like to post here result of my research. But first thing first - my PC:   Laptop Configuration: Lenovo Y500 SLI   CPU: Intel i7-3630QM (2400-3400 MHz, Ivy Bridge, QuadCore) VGA: 2x 2048Mb NVIDIA GeForce GT650M (SLI Configuration) MB: Compal LA-86