
If the camera has been updated from Firmware Version 1.1.0 to Firmware Version 1.1.1.This phenomenon will not occur if the camera meets either of the two conditions below: This error occurs for cameras that have been updated from Firmware Version 1.0.5 or earlier to Firmware Version 1.1.1 Remote shooting with the Camera Connect App is not possible after connecting the EOS 7D Mark II to a smartphone via the Wi-Fi Adapter W-E1. Canon pulled firmware 1.1.1 for the Canon EOS 7D Mark II because of the rare occurence of a communicstion error with the WiFi Adapter W-E1.Ī communication error has been discovered when using the EOS 7D Mark II running Firmware Version 1.1.1, which version was released on April 27, 2017, in combination with the Wi-Fi Adapter W-E1.

All of these updates can be found on the Canon EOS 7D Drivers & Software page on Canon's website.It doesn’t happen often. Also note that you'll need to update the Wireless File Transmitter to firmware version 1.0.7, EOS Utility software to version 2.13.25, Digital Photo Professional to version 3.13.45, and ImageBrowser EX to version 1.0.1, if you've not already done so. Note that after updating, date and time settings will be reset, and so will any lens peripheral illumination correction data stored in the camera.

If you'd like to update your Canon 7D body to the latest firmware version 2.0.5, you can find the update file for Mac and Windows machines here. No other changes are noted in the new firmware release.


If a wireless connection has already been established, FTP transfers via USB could fail with earlier versions of firmware. Does your camera bag include Canon's EOS 7D digital SLR and WFT-E5A wireless file transmitter? If so, the company has a new firmware update that you'll want to install on the camera body.Ĭanon EOS 7D firmware version 2.0.5 corrects a problem when transferring files via USB with the Wireless File Transmitter attached.
