If you followed this guide correctly, PaperPort 12 should be humming along on your Windows 11 desktop, scanning PDFs just like it did in 2012.
PaperPort 12 only supports 32-bit TWAIN drivers. Modern scanners often install only 64-bit drivers. Fix: You must install the 32-bit drivers for your scanner. Go to your scanner manufacturer's site, search for "Windows 7 32-bit driver," and install that alongside your existing 64-bit driver. download and install nuance paperport 12