As previous Contributor has outlined regarding what is or is not installed on this computer.
If the user can not find the " Photoshop " in the Applications folder but what to explore if an remnants of Photoshop remain on the computer.
Either of the two application in below links may assist to answering the question - If it is important to the user
https://apps.tempel.org/FindAnyFile/index.php
Etrecheck This is a Diagnostic Tool that makes no changes to the computer.
It makes a coherent and readable inventory of both the Hardware and Software
Only as a comparison of the System Information query.
Have had the machine as New with Big Sur macOS 11 and have moved forwards to Montery and now Ventura macOS 13.2
Every update or upGrade appear and are listed.
