./mstar_tool unpack -i extracted/system.img -o system_mod/
Pack your modified folder back into a partition image using the exact same compression parameters as the original. For example, if it was a SquashFS partition, use: mksquashfs source_folder system.img -comp xz (or whatever compression algorithm the original firmware utilized). 2. Updating the Mstar Upgrade Script
The Dump Mstar utility stands out from generic firmware extractors due to its automated script handling and chipset-specific compatibility. Dump Mstar Unpack Repack Tool
: Reconstructs the partition images into a flashable MStar bin file.
Your (e.g., rooting, changing the boot logo, fixing a bootloop) Updating the Mstar Upgrade Script The Dump Mstar
It can save the header script ( ~header_script ) that the TV uses to initialize partitions and flash the payload.
Avoid touching the tvconfig partition unless you are fixing a solarized or upside-down screen display. Packing wrong panel parameters can ruin the display output. Avoid touching the tvconfig partition unless you are
Using your (such as the Python mstar-bin-tool pack script), combine the modified partitions and the updated header script back into a single file: python mstar-bin-tool.py --pack config.ini