Canon EOS R5 C VR Creator Kit with RF 5.2mm f/2.8 Dual Fisheye Lens - Manual (Page 415)

Specifying the Image Range for a Photobook
While looking at the images in the index display, you can specify the range (start point to
end point) of images to be specified for a photobook at once.
1.
Select [Multiple].
Select [ Multiple ] in [ : Photobook Set-up ].
2.
Select [Select range].
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