How to add more indentation in the Visual Studio code explorer file tree structure?
https://stackoverflow.com/questions/55310734/how-to-add-more-indentation-in-the-visual-studio-code-explorer-file-tree-structu
Go to File > Preference > Settings and choose:
Workbench › Tree: Indent
Controls tree indentation in pixels.
or (in your settings.json enter this directly)
"workbench.tree.indent": 10