How to show BSOD details and disable sad smiley in Windows 8

In Windows 8, Microsoft changed the design of the stop screen (also called the BSOD or Blue Screen Of Death). Instead of showing technical info with white letters on a blue background, Windows 8 shows a sad smiley and just the error code. But if you want to turn on the old style BSOD in Windows 8, follow the instructions below.