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Firmware Notice: EF 100-400mm f/4.5-5.6L IS II USM: Firmware Version 1.0.7

Firmware Version 1.0.7 incorporates the following fix.

Fixes a phenomenon where, in rare cases, the IS mechanism may cause the image to jump.

Firmware Version 1.0.7 is for lenses with Firmware Version 1.0.6 or earlier. If the lens’ firmware is already Version 1.0.7, it is not necessary to update the firmware.

The lens’ firmware version can be checked from the camera’s menu. Refer to the camera instruction manual for how to check the version.


Support

Download Firmware Version 1.0.7 for the EF 100-400mm f/4.5-5.6L IS II USM.

If you have not already done so, please register the EF 100-400mm f/4.5-5.6L IS II USM. 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 / 1-800-652-2666
TDD: 1-855-270-3277
Email: carecenter@cits.canon.com

Support options and hours of operation: www.usa.canon.com/support

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