The cropped scanned image is different from the original document or not cropped at all.

For scanning flat documents:

Modify in the [ScanSnap Manager - View cropped images] dialog.

In the [Paper] tab of the ScanSnap setup dialog box, select the same size as the document (standard size or custom paper size) in [Paper size].

For scanning double page spread documents such as books and magazines:

Modify in the [ScanSnap Manager - Book Image Viewer] dialog.

Target ScanSnap:

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