Canon EOS R6 Mark II Mirrorless Camera with 24-105mm f/4-7.1 Lens - Manual (Page 285)

8.
Shoot the next exposures.
Images captured so far are displayed merged. For only image display,
press the <
> button repeatedly.
Multiple-exposure shooting will end when the set number of exposures
are taken.
Note
With [ On:Func/Ctrl ], you can press the < > button to view the multiple-
exposure image so far or delete the previous single exposure ( ).
As shooting information, the multiple-exposure image has information captured for
the last shot.
Caution
Image noise, color shift, or banding may be noticeable in multiple exposures,
depending on subjects and shooting conditions.
With multiple exposures, the more exposures there are, the more noticeable the
noise, irregular colors, and banding will be.
Multiple-exposure shooting is canceled if you set the power switch to <
> or
switch batteries or cards.
Multiple-exposure shooting ends if you switch to a Basic Zone mode or to <
>,
< >, < >, or < > mode.
If you connect the camera to a computer, multiple-exposure shooting will not be
possible. If you connect the camera to a computer during shooting, multiple-
exposure shooting will end.
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