Andrew Pruski shows how to change the default location for Docker containers on Windows:
There’s a switch that you can use when starting up the docker service that will allow you to specify the container/image backend. That switch is -g
Now, I’ve gone the route of not altering the existing service but creating a new one with the -g switch. Mainly because I’m testing and like rollback options but also because I found it easier to do it this way.
Read the whole thing.