This is my personal settings for the PRSA ENB created by L00

Just drag and drop the files within my Main ENB folder, to the GTA Root Folder

Also check out my fix for the flickering night glitch that can happen with PRSA:
https://www.gta5-hub.com/misc/prsa-enb-flickering-night-glitch-fix

Credit goes to author of the original ENB preset:
https://www.gta5-hub.com/misc/prsa-photorealistic-san-andreas-enb