For newer Android TVs (2022+), you will need , which are completely different (they use PKG packaging and ADB over USB debugging). However, the principles of extracting and repacking remain conceptually similar.
The MStar Android TV firmware tools offer a range of functionalities, including: mstar android tv firmware tools
A command-line utility for advanced users. It handles checksum fixing. A common issue when editing MStar firmware is breaking the CRC (Cyclic Redundancy Check). If the CRC doesn’t match, the TV refuses to flash the file. MSTool recalculates and patches the header. For newer Android TVs (2022+), you will need