The Photoshop Action uses the Oil Paint filter, which comes standard with versions the Action is compatible with (CC 2015.5.1 and above). Ensure it is active in your Photoshop by opening up a photo in Photoshop and checking that the Oil Paint filter is active under the menu “Filter > Stylize“.
![ILLUSTRATION action effect Photo Manipulation manipulation photo editing Editing effects photoshop action Illustration Photo Effect](https://mir-s3-cdn-cf.behance.net/project_modules/max_1200/a8e309177092913.64d0b4f00d879.png)