Find your google chrome shortcut, right click it and go to Properties:
Then select all text inside the field "Target" and copy the text:
Open your GTA 5 Scripts folder and find the file NIB_Patreon.ini, open it with Notepad (must have administrator rights when running Notepad) and then paste the text you just copied in the variable "webbrowser_exe_location":
Save the file and load the game to test if it can open the web browser :)
