To follow along you might need a little bit of understanding of the BLENDER interface. It's not much, but it might just be easier to understand.
Link to tutorial file: https://simplyeto.gumroad.com/l/blender1
If you'd want to use another image for your plane just click on the plane, go into the "shading tab" and change the image to the one you want to use.
Some of my links:
Solo.to/simplyeto
www.lightsaint.com