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Instead of hunting for a 2021 file, pay for a current 2024/2025 license. It will work on 2021 hardware (usually) and includes years of bug fixes and new game support.
: Ensures that the feedback loop between the trigger pull and the screen reaction is instantaneous. gun4ir license file 2021
Detailed electronics and soldering guides (more reliable than community videos). Instead of hunting for a 2021 file, pay
: Copy the file into the same folder as the GUN4IR GUI application. You lose the modern GUI and auto-profile switching,
Flash your Gun4IR with the last open-source build (version 1.8 from mid-2020). You lose the modern GUI and auto-profile switching, but the gun works with basic calibration.
The GUN4IR license is a one-time digital purchase required for the developed by Jean-Baptiste "JayBee" Bongrand. For builds from 2021 , this license is essential because it unlocks the proprietary software needed to flash the Arduino-based hardware and calibrate its high-accuracy 4-point infrared tracking. What the 2021 License Includes