Drag and drop "BLOOB - Realism v0.6" into your "assettocorsa" root folder
It is usually C:\Program Files (x86)\Steam\steamapps\common\assettocorsa

Download & install reshade here: https://reshade.me/
Install reshade on acs.exe, select DX10, skip when asked to select a preset.
When asked which effects to install, click uncheck all then check all to install all effects

Open the Reshade panel in game and select the config you want to use

If you need assistance or have suggestions/feedback,
Leave a comment on my channel: www.youtube.com/@bloobGT/
Or on the #support channel on my discord: https://discord.gg/bhNydpyJFH