How to install Ubuntu onto $40 Android box

Tutorial on how to install Ubuntu onto and inexpensive Android TV box. By running Ubuntu on this box, you can use it as a Linux computer or Plex, Emby and tvheadend servers.
Easy even for an old man like me.
Link to the Linux firmware:
forum.armbian....
Link for $40 Android box:
www.gearbest.co...
Link for Rufus:
rufus.akeo.ie/
Link for "Advanced IP Scanner":
www.advanced-i...