You need to insert a convolver into your audio system for all sources. Here is a good explanation of how to do that: https://accuratesound.blob.core.windows.net/hlconvolver/Hang_Loose_Convolver_Operations_Guide.pdf
Personally, I use a plugin host program (Plogue Bidule and Kushview Element are good choices).
Personally, I use a plugin host program (Plogue Bidule and Kushview Element are good choices).