KiCad 5.0 - Switching from 2 layer to 4 layer

It's a simple swap to change over a board from 2 layers to 4 (or more) layers. The implications of doing so are also discussed in this video. KiCad forum: https://forum.kicad.info Contextual Electronics Course: https://contextualelectronics.com CE Forum: https://forum.contextualelectronics.com