: New firmware frequently resolves issues like color distortion on certain screens or system freezing.
You're looking for information on the QMax MST999 H2 Mini 4 software update, specifically a free one. Here's what I could gather: qmax mst999 h2 mini 4 software update free
Navigate to the section (often listed under "Control" or "Multimedia"). Select the software file and press OK . : New firmware frequently resolves issues like color