: Download and extract both parts of the RAR archive to get the .bin firmware file.
: Technical communities and sites like Kazmi Elecom often host these software archives. Download MT5507 PB801 1366x768 512M REF30 USB part2 rar
According to programming guides for similar PB801 series boards like the TP.HV310.PB801 , follow these steps: : Download and extract both parts of the