If you're reading this, it seems like you miss the good old Android OS or you've accidentally fried your PrawnX already!
Don't worry! We have your back.
The link below is the full build of the Pro1X stock Android OS (v2.1.2):
https://drive.google.com/drive/folders/1_sgQ64ef9Di9kJ63Y6WNqllGRgRFOjac?usp=sharing
We are still compiling/drafting a complete user manual for flashing your Pro1X, but hope this helps you out for now.