Firmware: Canon has released a minor firmware update for the EOS R3

Last updated: May 6, 2025 1:22 am

Craig

Published: October 13, 2022

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Canon has released a minor firmware update for the Canon EOS R3.

This firmware incorporates the following changes:

Fixed a phenomenon in which the Err70 may occur in rare cases while shooting small subjects.
Fixed a phenomenon that when the battery is ejected while the power switch is set to <ON/LOCK> in rare cases, the image may not be saved correctly.

Download firmware v1.2.2 for the Canon EOS R3

TAGGED:EOS R3 firmware

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ByCraig

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Craig is the founder and editorial director for Canon Rumors. He has been writing about all things Canon for more than 17 years. When he's not writing, you can find him shooting professional basketball and travelling the world looking for the next wildlife adventure. The Canon EOS R1 is his camera of choice.