Unzip and copy the folder to the plugins directory of your Cinema 4D installation.
C:\\Program Files\\Maxon Cinema 4D <version>\\plugins/Applications/MAXON/Cinema 4D <version>/pluginsIf you already have Cinema 4D open, please restart it.
Grafixer_v2.X.X folder.
C:\\Program Files\\Maxon Cinema 4D <VERSION>\\plugins/Applications/MAXON/Cinema 4D <VERSION>/pluginsGrafixer_v2 folder
C:\\Users\\<USERNAME>\\AppData\\Roaming\\Maxon\\Maxon Cinema 4D <VERSION>\\pluginsusers/<USERNAME>/Library/Preferences/MAXON/Maxon Cinema 4D <VERSION>/plugins