Canon EOS R5 C VR Creator Kit with RF 5.2mm f/2.8 Dual Fisheye Lens - Manual (Page 492)

3.
Select images to send.
Use the < > dial to select images to send, then press < >.
You can turn the < > dial counterclockwise to switch to select the
images from 3-image display. To return to single-image display, turn
the <
> dial clockwise.
After selecting the images to send, press the < > button.
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