OK i fixed the problem , i copied the file opencv_world331.dll to the C:\Windows\System32 folder . EzUnder the Witch Beginnings v1.6
Fatal Error
Failed to load '../../../Engine/Plugins/Compositing/OpenCVLensDistortion/Binaries/ThirdParty/Win64/opencv_world331.dll' (GetLastError=206)
Missing import: MSVFW32.dll
Missing import: AVIFIL32.dll
Missing import: AVICAP32.dll
Missing import: CONCRT140.dll
use windows 11