Click in the Image Type field, and then click the option from the list that best describes the image.
If the image contains information related to this project, select Normal. Then press Tab or Enter.
If the image is blank, is an exact duplicate of a previous image in the same batch, or is unreadable, select the corresponding option from the list. If the image does not contain a file cover, select No Extractable Data Image. Press Tab or Enter, and, on the warning message, click Yes. Continue to the next image.
Click here to see an example: Normal