Please click HERE and scroll down to step 6. In section B of the picture it shows PDF, A4 and settings. If you select settings you should be able to change the document type to photo and save as jpeg.
Also, attached HERE is more information about scanning from the operation panel of your printer.
Did this answer your question? Please click the Accept as Solution button so that others may find the answer as well.
You might find Canon IJ Scan Utility under Canon in the Start menu granted you use Windows. Mine is on the desktop. Definitely not inconvenient. You can always use whichever you prefer - that or the touchscreen. You'll see you can also access scan settings.