The QPST server often fails to "see" its own files because of Windows 10/11's strict directory permissions. Always right-click QPSTConfig.exe or QFIL.exe and select .
Without the server running, (Qualcomm Flash Image Loader) cannot communicate with your phone's COM port. Method 1: The "Dummy File" Patch (Easiest Fix)
If you are using an older version of QPST, the "missing png" error is a known stability bug. Moving to a more recent, stable build usually resolves the asset pathing issues. your current QPST via Control Panel.