Product Advisories

Print This PageEmail This Page

Firmware Update: EOS 5D Mark IV Firmware Version 1.4.0

Thank you for using Canon products.

Affected Products
EOS 5D Mark IV

Support
Changes in firmware:

The firmware (version 1.4.0) incorporates the following fixes and enhancements:
  1. Adds enhanced security for transferring captured images to image.canon.
    After July 2023, please update to this firmware version so that you will be able to send images to image.canon.
    If you do not update to this version, an error message will appear when sending images and the image will not be sent.
Firmware Version 1.4.0 is for cameras with firmware up to Version 1.3.3. If the camera's firmware is already Version 1.4.0, it is not necessary to update the firmware.

Download Firmware Version 1.4.0 by clicking this link. Then select the Firmware Tab.

Contact Information
Should you have any questions about the announcement, please contact the Authorized Service Facility in your area or you may contact the Call Center within your region.