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EOS R3 Firmware Version 2.0.0

20th November 2025

Firmware Ver2.0.0 incorporates the following fixes and enhancements:

1. Adds support for the EOS Multi Remote, a remote shooting system for professional photographers. For an overview and specifications of EOS Multi Remote, please refer to the Canon website: https://ssw.imaging-saas.canon/app/app.html?app=emr

2. Fixes an issue in which Err50 may occur when using Eye Control.

3. Fixes an issue in which image transfers to an FTP server may fail, displaying Err41.

4. Fixes an issue that, in rare instances, may prevent certain CFexpress cards from being formatted in the camera.

If the camera's firmware is already Ver2.0.0, it is not necessary to update the firmware.

The User Manual on our website has been updated accordingly. Please download the User Manual as well as the latest firmware. You can download it from the official website.

Q&A Section:
Preparations for the firmware update:

In the folder you downloaded are the firmware (EOSR3200.FIR / file size: 87991760 bytes) and instructions on the firmware update procedures (a PDF file in five languages: Japanese, English, French, Spanish, and Simplified Chinese). Before starting the firmware update operations, please be sure to carefully review the instructions to confirm your understanding of the firmware update procedures.

Firmware download link:
https://www.canon.com.au/cameras/eos-r3/support?option=drivers