The following types of items may not be scanned correctly. In that case, adjust the cropping frames (selection boxes; scan areas) in the screen displayed by clicking Driver in the IJ Scan Utility main screen and scan again.
Photos that have a whitish backgroundItems printed on white paper, hand-written documents, business cards, etc.
Thin items
Thick items
When scanning two or more documents from the ADF (Auto Document Feeder), place documents of the same size.