MStar bootloaders often validate the CRC checksum of the firmware before flashing. If you modify bytes,
python mstar_raw_nand.py --extract --ecc 64 raw_dump.bin mstar-bin-tool-master
Here are some examples to get you started: MStar bootloaders often validate the CRC checksum of
Reassembling modified partitions back into a flashable .bin image. the tool is ready.
If you see a help menu listing actions like --unpack , --pack , --info , the tool is ready.