Firmware Notice: EOS 5D Mark IV: Firmware Version 1.0.3
Firmware Version 1.0.3 incorporates the following fixes and improvements:
- Corrects a phenomenon in which the color of images varies depending on the metering mode selected during flash shooting.
- Improves the reliability of communication when using the EF1.4X III or EF2X III extender.
- Corrects the level display when the
camera is held in the vertical orientation with the hand grip pointing
- Improves the reliability of
communication via USB cable when using the Lens Data Registration function with
EOS Utility 3.
Firmware Version 1.0.3 is for cameras
with firmware Version 1.0.1 or earlier. If your camera's firmware is already
Version 1.0.2, it is not necessary to update the firmware.
When updating the firmware of your camera, please review the instructions thoroughly before you update the firmware.
The firmware update takes approximately 4 minutes.
Preparations for the Firmware Update:
In the folder you downloaded are the firmware (file name: 5D400103.FIR / file size: 31,518,272 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 confirm your understanding of these instructions.
If you have not already done so, please register the EOS 5D Mark IV. By registering, we will be able to notify you via email about future announcements.This information is for residents of the United States and its five territories only. If you do not reside in the USA or its five territories, please contact the Canon Customer Support Center in your region.
Customer Support Operations
Canon U.S.A., Inc
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Support options and hours of operation: www.usa.canon.com/support