Copy the file from here
C:\Program Files\Calibre2\app\resources\catalog
and place it into the same Relative PATH in the configuration folder.
(eg C:\Users\thedu\AppData\Roaming\calibre\resources\c atalog )
You may need to make the catalog folder
That is the one you change because Calibre Updates do not change this OVERRIDE
This is a Normal method for Customizing Calibre.
But note: Updates that affect the main version will not propagate to here. That is on You the adjust those as needed (again
)