The has carved a niche in the budget action camera market as a tiny, lightweight alternative to expensive GoPro models, particularly popular among FPV drone pilots for its low weight and decent 4K capabilities. However, the stock firmware often leaves users wanting more—whether it’s removing restrictive overlays, unlocking higher bitrates, or fixing auto-exposure issues.
Since a full OS replacement isn't available for the standard internal-memory version, the best way to improve it is by optimizing the content on your SD card: x20 mini custom firmware full