05-26-2016 03:23 PM
05-26-2016 03:59 PM
How old is your battery?
05-26-2016 04:04 PM
05-27-2016 04:45 AM
It's not the battery. But you do need to call Canon Support.
03/26/2024: New firmware updates are available.
EOS 1DX Mark III - Version 1.9.0
12/05/2023: New firmware updates are available.
EOS R6 Mark II - Version 1.3.0
07/31/2023: New firmware updates are available.
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