Disable the Win Key in a Keyboard

If you do not have a windows enabled keyboard you can disable its use. 

• Navigate to the key: 
  

  H

  KEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\KeyboardLayout. 
• Look 
  

  for value of "Scancode Map". 
• Its binary data. 
• Set its value to "00 00 00 00 00 00 00 00 03 00 
  

  00 00 00 00 5B E0 00 00 5C E0 00 00 00 00" to disable the win key. 
• Please be cautious while 
  

  entering this lengthy key.

NOTE :- Take the backup of your registry (by one of these Software's) before doing any tweak.