After upgrading Docker from 3.x to 4.x, the latest being 4.1.x, Docker began acting up and refusing to start.
Ran Windows Terminal as an Administrator and deleted the following directories:
Immediately after deleting the last directory, Docker Desktop successfully started automatically by itself!
If your Docker Desktop is still not running, you might try to run the following WSL commands:
wsl --unregister docker-desktop
wsl --unregister docker-desktop-data