neither MS-DOS nor UEFI nor Linux upgrade methods are supported by them.Īs a result, alternative firmware upgrade approaches, such as those discussed here, will void warranty. Unfortunately, to date, most companies selling hardware with Insyde firmware, only provide a firmware upgrade path for the 'InsydeH2O UEFI BIOS' for the Windows platform. To verify that a mainboard uses an Insyde firmware, run: sudo dmidecode | grep -i insyde The following mainboard and laptop vendors are known to (not necessarily exclusively) use Insyde mainboard (UEFI) firmware: Insyde Software is one of the companies producing mainboard firmware development frameworks, which are licensed by mainboard hardware manufacturers to produce firmware for a given mainboard model. This said, if you can safely brick your device, feel free to contact me directly to discuss more details. NO ONE BUT YOU CAN BE HELD RESPONSIBLE FOR BRICKED DEVICES AS A RESULT OF FOLLOWING THIS APPROACH. I CANNOT RECOMMEND TO FOLLOW THIS APPROACH UNLESS YOU CAN SAFELY BRICK YOUR DEVICE