Open tool window using menu item "Tools Msiler: MSIL Code Viewer" and build/rebuild project. Permission is hereby granted, free of charge, to any person obtaining a copy of this software and ...

A more full-featured way to use Visual Studio Code from the browser is with code-server, or the Coder service built upon it. Coder isn't free, though there is a 60-day trial, and it isn't limited ...