: After making changes, use pack.py with a configuration file (often an .ini file) to create the new firmware . Common Variants and GUI Tools qdvbp/mstar-tools - GitHub

: Extract keys and decrypt images if the firmware is secured.

Dump your backup firmware · roleoroleo/yi-hack-MStar Wiki - GitHub

The must recalculate two critical checksums :

What or device model are you planning to use these tools on?

Compresses the edited partitions back into a flashable format. How to Dump Mstar Firmware