A Beginners’s Guide for Post-Processing for Unity 2D
The Post-Processing stack is a collection of image effects applied to change the looks of you game. They can help you create a polished effect for your visuals very quickly. From depth-enhancing vignettes, realistic motion blur, and interesting fish-eye perspectives, Post-Processing in Unity is a must have to give your game impact.
Here are the steps to get started. Note: These instructions are for Windows machines running Unity 2019.4.3.1f (current LTS) however they should be backwards compatible for your version.