[encryptluks2]

  sudo service docker start
  [sudo] password for u3323:
  docker: unrecognized service

[jhomedall]

Did you install docker from their own PPA linked in the instructions above, and are you on Ubuntu 20.04 with WSL2? Those are the only steps I took.

e:

  ver

on 'cmd' also shows

  Microsoft Windows [Version 10.0.19042.928]

if that helps

e:

Everything except the service start, which I had to find in that StackOverflow thread. We've hit the max comment depth, so I couldn't response to you directly.

[encryptluks2]

Are you referring to the install instructions for Ubuntu? No where does it mention running the commands:

  sudo service docker start