Canon EOS R5 C VR Creator Kit with RF 5.2mm f/2.8 Dual Fisheye Lens - Manual (Page 115)

Note
In [ ] mode with ISO Auto, [ ] (evaluative metering), and [ : AE lock meter.
mode after focus ] set to the default setting ( ), holding down the shutter button
halfway locks the ISO speed after the camera focuses with One-Shot AF.
When ISO Auto is set, you can press the <
> button to lock the ISO speed.
If you press the < > button and recompose the shot, you can see the exposure
level difference on the exposure level indicator compared to when the < >
button was pressed.
Any existing exposure compensation amount is maintained if you switch to [
]
mode with ISO Auto after using exposure compensation in [ ], [ ], or [ ]
mode ( ).
To coordinate exposure compensation in ½-stop increments with ISO speed set in
⅓-stop increments when [
: Exposure level increments ] is set to [ 1/2-stop ] and
used with ISO Auto, exposure compensation is further adjusted by adjusting shutter
speed. However, the shutter speed displayed will not change.
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