Hello! I've been trying for 5 hours to get rid of the error "Could not hook game process." Nothing i do works, i've tried countless videos, i've look through all the forums, nothing works, if someone could help that would be great thank you!

Try adding your GTA V directory to your anvticirus exceptions. Here is a step by step guide for windows defender. If you have additional antivirus programs you need to use google and search on how to make exceptions there