Unlike previous versions, SilverFast 9 utilizes the MySilverFast portal for license management and software activation.
The scanner, a beige titan named “Gretel,” was the last of its kind. And Gretel was having a tantrum. Silverfast 9 Manual
If you use an Epson V850 or similar, dust on the glass affects calibration. Page 98 (varies by edition) describes the . You must select an empty area of the scanner glass as a "Calibration Area" before a preview scan to subtract the glass pattern. If you skip this, your scans will have repeating vertical lines. Unlike previous versions