Service Notice: Wireless File Transmitter WFT-E4A: Firmware Update Version 1.0.1
Thank you for using Canon products.
Canon has released a firmware update for the Wireless Transmitter WFT-E4A (Wireless File Transmitter for the EOS 5D Mark II).
Wireless Transmitter WFT-E4A
Firmware Version 1.0.1 incorporates the following fixes.
1. Fixes a phenomenon where a network error occurs when the wireless file transmitter is used while being connected to a network.
2. Fixes a phenomenon where the connection between the camera and computer is terminated when using the EOS Utility software to shoot movies, and the camera no longer recognizes the wireless file transmitter.
Firmware Version 1.0.1 is for the WFT-E4A wireless file transmitter with firmware up to Version 1.0.0. If the firmware is already Version 1.0.1, it is not necessary to update the firmware.
The new firmware (Version 1.0.1) can be downloaded by clicking here.
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 II. By registering, we will be able to notify you via email when future firmware updates become available for download. If you already registered, please ensure you are opted-in to receive the notification.
Customer Support Operations
Canon U.S.A., Inc
Contact Information for Inquiries
Canon Customer Support Center
Support options and hours of operation: www.usa.canon.com/support