I have the same PCB ; S863-7731e-v2.0 191019-A1
IKU T4
Processor SPD7731e
ROM 16Gb
RAM 1G
Need specific firmware PLEASSSSSE !!!!!!!!!!
Its always a pain in the *** to find the right firmware for chinese TAB
i found this one but LCD Driver is not the same So no display
https://mega.nz/file/4wECFTzA#PsSBUZ...AQbz1m69R0RZ5Q