By default, SPF/Pro has two settings that conflict with ZDD. One is the " BACKUP ON SAVE" and the other is the "OVERWRITE ORIGINAL". Initially these are set to "YES" and "NO".
Preload non-local files Select “Environment” -> “ Backup ” from the tree on the left side of the dialog box. Erase the value in the “Global backup spec” field to prevent the creation of backup files when saving.