Document reading apparatus, control method thereof, and storage medium

A method of controlling a document reading apparatus having a display unit and a placement section on which plural documents is to be placed, the method comprising:

• conveying a document placed on the placement section;
• and
• reading a conveyed document and generating image data,
• wherein, based on at least a reading mode being set on the document reading apparatus of reading a plurality of documents of a plurality of different sizes in a single job, first prompting information that prompts placement of the plurality of documents at a center of the placement section in a direction perpendicular to a document conveyance direction in which the plurality of documents is conveyed is displayed on the display unit.

A non-transitory computer-readable storage medium storing a program to cause a computer to perform a method of controlling a document reading apparatus having a display unit and a placement section on which plural documents is to be placed, the method comprising:

• conveying a document placed on the placement section;
• and
• reading a conveyed document and generating image data,
• wherein, based on at least a reading mode being set on the document reading apparatus of reading a plurality of documents of a plurality of different sizes in a single job, first prompting information that prompts placement of the plurality of documents at a center of the placement section in a direction perpendicular to a document conveyance direction in which the plurality of documents is conveyed is displayed on the display unit.