Thanks for everyone!!
It worked easy here in UE4.25.4.
What I did:
- Followed the image above;
- Copied the code above and pasted it inside the Custom node.
Here is a short video selecting all nodes to see the details: (83) UE4.25.4 Edge Detection Post Process Effect using World Normals - YouTube](https://www.youtube.com/watch?v=SzqCrlJqpYg&feature=youtu.be)