ext4.vhdx is taking up a lot of space. This is part of Docker Desktop in regards to wsl which is Windows Subsystem for Linux
Open Docker Desktop and go to debug. The bug in the top menu
In the debug menu press the Clean / Purge data
For additional space. You can remove all stopped containers, remember it’s prune all stopped container, so make sure this is okay. You can check stopped container by running.
docker ps -a
And to prune the stopped containers. Run
docker container prune