Hi, I tested the DMI EDIT tool for Insyde BIOS but I always get the following message when I try to set the serial number or the UUID Error Number = 30000081 It is PnP Function error ! Function Number = 0 Command Number = 0 Error happan in subroutine #0 Error Description : PnP functions return code : 0x81, Unknow, or invalid, function number passed. I think that they are write disabled Help me please