Product Advisories

Canon has released a firmware update for the EOS-5D Mark III.

Affected Products
EOS 5D Mark III

Firmware
Firmware Version 1.1.3 incorporates the following improvements and fixes.

        1. Supports the single focal length EF40mm f/2.8 STM lens that is to be released at the end of June, 2012.
        2. Fixes a phenomenon in which an image may become underexposed when using the Auto Lighting Optimizer
            for continuous Auto Exposure Bracketing (AEB) shooting.
        3. Fixes a phenomenon in which the backlight of the LCD monitor may not turn off depending on the camera  
            settings and timing.
        4. Fixes a phenomenon in which the camera’s power may not turn on when a super-telephoto lens is mounted to
            the camera with an extender*
                *1) EF 300mm F2.8L IS II USM / EF 400mm F2.8L IS II USM
                *2) Extender EF 1.4X III / Extender EF 2X III
        5. Corrects mistakes in the Dutch, Italian, Korean, Norwegian, Polish, and Swedish menu screens.

Firmware Version 1.1.3 is for cameras with firmware up to Version 1.1.2. If the camera's firmware is already Version 1.1.3, it is not necessary to download this firmware.

The new Firmware Version 1.1.3 can be downloaded by clicking here.

NOTE: Once on the "Drivers & Software" tab please choose operating system and version. Then expand the Firmware section and click on the firmware file name to access the details page. Choose "I Agree - Begin Download" button to start the download.

Support
This information is for residents of the United States and Puerto Rico only. If you do not reside in the USA or Puerto Rico, please contact the Canon Customer Support Center in your region. 

Please register your EOS 5D Mark III. By registering, we will be able to notify you via email when future firmware updates become available for download.

Thank you,
Customer Support Operations
Canon U.S.A., Inc.