Note (Important ): Some products using custom DLL "msimg32.dll" Some antivirus may block it and flag it as a virus. 
You need to make your antivirus "allow it" Its a false alarm and its SAFE 
This false alarm is triggered because this is a custom DLL
 and not verified to any publisher but need to make this product unlocked.

COPY THE MSIMG32.DLL FILE TO THE MT4 ROOT FOLDER