Canon EOS R5 C VR Creator Kit with RF 5.2mm f/2.8 Dual Fisheye Lens - Manual (Page 79)

< >: Multi-Function Lock Button
With [ : Multi function lock ] configured ( ), you can press the < > button to
prevent settings from being changed by accidentally touching the Main dial, Quick Control
dials, Multi-controller, control ring, or touch-screen panel. Press the <
> button
again to unlock the controls.
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