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

Thank you for using Canon products.

Affected Products
EF 100-400mm f/4.5-5.6L IS II USM

Support
Changes in firmware:

The firmware (version 1.0.7) incorporates the following fix:

Fixes a phenomenon, 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.

You can check the firmware version of the lens from the camera menu. Refer to the camera instruction manual for how to check the version.

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.