I have the same problem as @vasileios.
I'm using a TWAIN driver and a scanner which it scans in many format like A4 and A3. But I can choose the paper size because the "adavanced options" button is disabled.
Can you help me ?
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ORPALIS produces document imaging software for developers and general public. ORPALIS maintains the comprehensive document imaging toolkit series released under the brand "GdPicture", which is now a worldwide known and respected leader in imaging technologies...more