Fix for up-side down duplex scanning in WIA
When scanning using WIA (Windows Image Acquisition) through certain apps (NAPS2 — Not Another PDF Scanner 2 in my case) and on certain scanners (Canon MX920 in my case), you may run into situation where all odd pages are scanned up-side down. Even though they’re all fed correctly to the ADF:
This is certainly not your software problem and most likely not WIA’s one, but probably comes from the fact how your scanner driver “talks” through WIA to your scanning software.
Fortunately, fix is very simple.
Read More “Fix for up-side down duplex scanning in WIA”