After making your desired modifications (such as changing boot scripts or removing bloatware), you must reverse the process.
MStar firmware files (often named MstarUpgrade.bin or CtvUpgrade.bin ) are container formats. They bundle various partitions required to boot and run an Android-based or Linux-based operating system on MStar hardware. Modern MStar builds often include , meaning certain partitions are AES-encrypted and RSA-signed. Essential Tools for Unpacking