Qmax Mst-999 H2 Mini 4 Software Update Official

Prevents "red light" errors where the device hangs during startup. How to Update via USB

Method B — Manual update via USB/SD (use only if OTA not available)

Prevents "red light" errors where the device hangs during startup. How to Update via USB

Method B — Manual update via USB/SD (use only if OTA not available)