Start, Run, regedit
Backup this key: [HKEY LOCAL MACHINE\SYSTEM\CurrentControlSet\Control\Keyboa
rd Layout]
To a file: print_scr.reg
Open notepad and copy/paste the below as no_print_scr.reg :
********* start copy/paste below this line
REGEDIT4
[HKEY LOCAL MACHINE\SYSTEM\CurrentControlSet\Control\Keyboa
rd Layout]
"Scancode Map"=hex:00,00,00,00,00,00,00,00,04,00,00,00,00,00,2a,e0,00
,00,37,e0,00,00,54,00,00,00,00,00
********** end copy/paste above this line
a regedit /s no_print_scr.reg will disable the key.
a regedit /s print_scr.reg will enable the key