If there is no check box below the Preview button, EPSON Scan automatically uses the Full-size Preview method when previewing an image. If you want to change the preview type, click the check box under the Preview button, if it is available. Before you scan an image, you can use the Preview window to see the effects of most EPSON Scan settings and make additional image adjustments.Ĭlicking the Preview button starts prescanning and previews the image.