If your Wireless File Transmitter's firmware is already version 1.4.0 or later, it is not necessary to update the firmware. When updating your Wireless Transmitter's firmware, please review the instructions thoroughly before you update the firmware.
Download Firmware Version 1.4.0 for the Wireless File Transmitter WFT-E7A.
If you have not already done so, please register the WFT-E7A. 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.