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Firmware Update: EOS 5D Mark IV Firmware Version 1.3.3

Thank you for using Canon products.

Affected Products
EOS 5D Mark IV

Changes in firmware:

The firmware (version 1.3.3) incorporates the following fixes:
  1. Improves the camera’s connection compatibility to a PC while using a USB 3.0 or higher compatible cable.
  2. Fixes an issue, in which self-timer shooting cannot be performed in Firmware Version 1.3.1 and 1.3.2.
  3. Fixes an issue, in which an electronic beep does not sound when registering an AF frame as the AF start position in Firmware Version 1.3.1 and 1.3.2.
  4. Fixes an issue, in which a small sound is generated from the speaker when the power is turned on in Firmware Version 1.3.2.
Note: Item 1 applies to Version 1.3.2, whereas Items 2 through 4 apply to Version 1.3.3.

The Version 1.3.3 firmware being released this time is for cameras with firmware up to Version 1.3.2. If the camera's firmware is already Version 1.3.3, it is not necessary to update the firmware. When updating the firmware of your camera, please first go over the instructions thoroughly before you download the firmware.

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.