Erase the corrupted chip areas, verify the eMMC health (check for bad sectors), and write the native files ( BOOT1 , BOOT2 , and USER data partitions). Critical Warning: Check Your Panel Number
For technicians working on this board, hardware health is as important as the software:
Often requires checking the 1.8V and 3.3V rails. If voltages are present, the eMMC firmware is likely corrupted and needs a full dump rewrite.