Version 2.3 on Windows 7.
Is there any way to show the file’s path and the name in the Title Bar?
The name of the “Project” is shown in the title bar.
Audacity does not work directly on audio files, and a project may audio imported from multiple audio files, or none at all.
(More information about the difference between audio files and projects here: https://manual.audacityteam.org/man/audacity_projects.html)