hi any one help try making HDR for downgrade (remove power on pass) it on a14 atm try all bios exe on dell site A16 1/2/2014 A15 7/24/2013 5:14:57 AM A14 5/6/2013 7:07:26 AM A13 9/8/2012 6:21:34 PM A12 with -writehdrfile /writehdrfile in admin cmd not work any one ?