For information on how to install the Unity Post Processing Module,
Please visit this link:

UNITY Docs - Post Processing:

https://docs.unity3d.com/Packages/com.unity.postprocessing@2.1/manual/index.html

For any additional help, please visit our Astrofish Games Discord or Facebook: 

Discord: https://discord.gg/Be6kqF9
Facebook: http://bit.ly/31TO5I1

or alternatively you can email me directly: 

chris@astrofishgames.com

Have fun creating!