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Firmware Notice: EOS 5DS & EOS 5DS R: Firmware Version 1.1.0

Firmware Version 1.1.0 incorporates the following enhancement:
Support for the Wi-Fi Adapter W-E1 has been added.

When updating the firmware of your camera, please review the instructions thoroughly before you update the firmware.
The firmware update takes approximately 6 minutes.
Please note that the firmware for EOS 5DS and EOS 5DS R is different.


  1. The firmware cannot be updated when the Wi-Fi Adapter W-E1 is inserted into the camera.
  2. Once the camera is updated to Version 1.1.0, it cannot be restored to a previous firmware version (Version 1.0.1).
  3. EOS 5DS cameras with Firmware Version 1.1.0 require the latest version of EOS Utility and Camera Connect.
         EOS Utility Version 3.5.0 or later can be downloaded from our Web site.
         Camera Connect 1.3.10 or later can be downloaded from App Store or Google Play.
         Versions of application software that support Firmware Version 1.1.0 of the camera.
         EOS Utility Version 3.5.0 or later
         Camera Connect 1.3.10 or later
              *EOS Utility is supported on the following OSes:
                  Windows 10 / 8.1 / 7 SP1, Mac OS X v10.9 / 10.10 / 10.11
              *Camera Connect is supported on the following OSes.
                  iOS 8.4 / 9.3, Android 4.1-4.4 / 5.0-5.1 / 6.0
  4. Download the latest version of the Instruction Manual which contains information regarding the enhancements provided in this firmware update.

Preparations for the Firmware Update:

In the folder you downloaded are the firmware (file name: 5DS00110.FIR / file size: 32,794,560 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 confirm the contents of the download, and carefully read through the firmware update procedures.


Download Firmware Version 1.1.0 for the EOS 5DS.
Download Firmware Version 1.1.0 for the EOS 5DS R.

If you have not already done so, please register the EOS 5DS and the EOS 5DR R.  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.

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

Contact Information for Inquiries
Canon Customer Support Center
Phone: 1-800-OK-CANON
TTD 1-866-251-37522
Email: carecenter@cits.canon.com
Support options and hours of operation: www.usa.canon.com/support