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Canon Firmware Updates: EOS R3, EOS R5, EOS R6, EOS 1D X Mark III

canon eos r3 firmware sample picture user manual
The Canon EOS R3

Canon released a bunch of firmware updates today. See below.

Please note: I am linking Canon Japan through machine translation, because at time of writing the firmware updates are live on Canon Japan’s site.

EOS R3 Firmware Version 1.7.1

  1. When the power zoom adapter PZ-E2/PZ-E2B is attached to a compatible lens, servo zoom can now be performed remotely from EOS Utility and Camera Connect
  2. CF Express cards with a capacity greater than 2TB can now be used up to 2TB
  3. Fixed an issue where the camera would occasionally stop working while using the GPS function
  4. Corrected a phenomenon where error 70 may occur when taking flickerless shots with a shutter speed of 1 second or more
  5. Enhanced security during FTPS connection
  6. Fixed an issue where Mobile File Transfer could not be used when connected to an iPhone that supports USB 3.0 or higher
  7. Fixed a phenomenon that occurred only under certain conditions, where the image was not displayed properly on the viewfinder or monitor and the camera became inoperable (Error 70 may be displayed)
  8. Fixed minor bugs

EOS R5 Firmware Version 2.0.0

  1. When the power zoom adapter PZ-E2/PZ-E2B is attached to a compatible lens, servo zoom can now be performed remotely from EOS Utility and Camera Connect
  2. CF Express cards with a capacity greater than 2TB can now be used up to 2TB
  3. Corrected a rare phenomenon where the camera took a long time to start up, such as when returning from auto power off
  4. Fixed a phenomenon that occurred only under certain conditions, where the image was not displayed properly on the viewfinder or monitor and the camera became inoperable (Error 70 may be displayed)
  5. Fixed minor bugs

EOS R6 Firmware Version 1.8.4

  1. Corrected a rare phenomenon where the camera took a long time to start up, such as when returning from auto power off
  2. Fixed a phenomenon that occurred only under certain conditions, where the image was not displayed properly on the viewfinder or monitor and the camera became inoperable (Error 70 may be displayed)
  3. Fixed minor bugs

EOS-1D X Mark III Firmware Version 1.9.0

  1. CF Express cards with a capacity greater than 2TB can now be used up to 2TB
  2. Fixed an issue where the camera would occasionally stop working while using the GPS function
  3. Enhanced security during FTPS connection
  4. Fixed a phenomenon that occurred only under certain conditions, where the image was not displayed properly on the viewfinder or monitor and the camera became inoperable (Error 70 may be displayed)
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