Canon EOS R6 Mark II Mirrorless Camera with 24-105mm f/4-7.1 Lens - Manual (Page 731)

(3) Sending a specified range of images
1.
Press the < > button.
2.
Select [Send range].
3.
Specify the range of images.
Select the first image (start point).
Next, select the last image (end point). A checkmark [ ] will be
appended to all the images within the range between first and last
images.
To clear the selection, repeat step 3.
To change the number of images in index display, turn the < > dial
( ).
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