Fastcat project settings are all those parameters that allow active linking between the database and InDesign documents. With the exception of the unique code and the link TAG, each configured parameter is editable. To access the settings select File/Project Settings (CTRL + j or cmd + j).
As when creating a new project we can change the version of InDesign that we will use to work, add or delete spreadsheets, modify the parameters regarding the image columns and the images folder or the grouping field and changing update method.
