During April 2025, this developer contributed to the flipperdevices/flipperzero-firmware repository by implementing support for a 42-bit Prastel protocol variation within the SubGhz module. The work involved updating constants, refining encoder logic, and adjusting decoder string formatting in C to accommodate the extended bit count required by the new protocol. Leveraging expertise in embedded systems, protocol implementation, and RF communication, the developer enhanced the firmware’s protocol compatibility and laid groundwork for future protocol extensions. This targeted feature addition improved device interoperability and expanded the ecosystem’s value, demonstrating a focused approach to extending protocol support within a complex embedded environment.