The big turning point came when the community realized the True‑D hardware was based on an STM32 + RTC6715 — making it possible to flash third‑party firmware, most notably:
Updating is straightforward, but requires patience. Do not interrupt the power during flashing. furious fpv true-d firmware
Flashing Pirx is exactly the same process as flashing official firmware (Serial UART method above). You simply download the .hex or .bin file from the Pirx GitHub repository instead of the Furious FPV one. The big turning point came when the community
Note: Once you flash Pirx, you cannot go back to official firmware without repeating the UART flashing process. This was the standout software feature
This was the standout software feature. By activating this mode, the module would cease receiving video and instead sweep the 5.8GHz frequency band.
Modern FPV goggles like the FatShark HDO2 have slightly different input voltage tolerances. Official v2.0 and v2.5 firmware include patches to reduce input lag when used in analog bays next to digital modules (like the Shark Byte VRX).