@tony-72 nano is the built in text editor, its text only
vscode goes in system folders, has nothing to do with MM
you could try my MMM-Config module which generates a form for config…
https://github.com/sdetweil/MMM-Config
also see this
https://forum.magicmirror.builders/topic/19193/best-way-to-develop-from-windows-machine
see the first link in my sig below for installing modules… (I didn’t write it)