Canon EOS M6 Mark II Advanced User's Manual page 144

Auto Exposure Bracketing
If [z: Auto Lighting Optimizer] ( = 151) is set to any setting other than
z
[Disable], the effect of AEB may be reduced.
[A] blinks in the lower left of the screen during AEB shooting.
z
If the drive mode is set to [ u ], press the shutter button three times for each
z
shot. When [E], [ o ], or [ i ] is set and you hold down the shutter button
completely, the three bracketed shots will be taken consecutively and the
camera will automatically stop shooting. When [m] or [ l ] is set, the three
bracketed shots will be taken consecutively after a 10-sec. or 2-sec. delay.
When set to [ q ], three times the specified number of shots are taken in
continuous shooting.
You can set AEB in combination with exposure compensation.
z
AEB cannot be used with flash, Multi Shot Noise Reduction, or focus
z
bracketing, or in HDR or RAW burst mode.
AEB will be canceled automatically if you do any of the following: Setting the
z
power switch to <2> or when the flash is fully charged.
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