Unfortunately, I couldn't find specific information on a well-known or official MP5 X7 firmware REPACK. However, it's likely that enthusiasts or developers have created custom firmware REPACKs for the device.
A "REPACK" differs significantly from an official update. An official update is released by the manufacturer, typically to fix specific bugs or add minor features. A REPACK, however, is a community-driven or developer-led initiative. It involves taking the original firmware binary, extracting its contents, modifying the system files, optimizing the code, and then re-compressing it into a flashable image. The term "REPACK" signifies that this is not a rewrite from scratch, but a refined, optimized, and often expanded version of the original software. Mp5 X7 Firmware REPACK