//////////////// THANK YOU FOR DOWNLOADING ////////////////

 X:\Users\Your user\Documents\Rockstar Games\Red Dead Redemption 2\Settings

Put system.xml there

Try the settings if you dont like it get my older settings mod, it also gives nice fps

old mod: https://www.nexusmods.com/reddeadredemption2/mods/854

u can also watch my mod video

https://youtu.be/Ik6JoIDefLs

Thank you for your time
Enjoy!