Canon has released the new firmware version v1.2.2 for Canon EOS R3. You can find all the details and download link below.
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.