Canon EOS 400D Firmware 1.1.0 Publisher's description
Canon EOS 400D Firmware 1.1.0
1. Adds support for the new Media Transfer Protocol (MTP) USB protocol.
2. Corrects errors in the Simplified Chinese menu screens.
The Version 1.1.0 firmware being released this time is for cameras with firmware up to Version 1.0.5. If the camera's firmware is already Version 1.1.0, it is not necessary to update the firmware.
It is highly recommended to always use the most recent driver version available.
Do not forget to check with our site as often as possible in order to stay updated on the latest drivers, software and games.
Try to set a system restore point before installing a device driver. This will help if you installed a wrong driver. Problems can arise when your hardware device is too old or not supported any longer.