GPD Pocket BIOS 0807
Description: This latest BIOS changes the boot logic.The original BIOS logic is that the device can not boot unless it is charged up to 10 ~ 17 percent. Now even the power is lower than 10%, if you want to boot it, you can just charge it.

GPD Pocket BIOS 0705
Description: This bios version improves the fan logic and the DPTF tempreture. The fan works once device boots. the DPTF for battery tempreture has been improved to 65 degrees

GPD Pocket BIOS 0526
Description: This bios is the original bios, the fan is tempreture control. The CPU  frequency will be reduced automatically when the tempreture of CPU higher than 85 C or the battery higher than 58 degrees.

Pocket BIOS for Ubuntu 20170628
You must first upgrade the BIOS under Windows and then brush the ubuntu firmware.