Canon published a firmware update for Canon EOS 7D to Version 1.0.9. The following functions have been added or changed starting with firmware version 1.0.9. Read along with the operating instructions for the camera:
Changes in Version 1.1:
1. Improves AF accuracy during Live View shooting.
2. Corrects a phenomenon where, in rare instances, movie images shot by the camera may exhibit abnormal colours.
3. Corrects a phenomenon that, at certain timings, the shutter cannot be released when the camera’s built-in flash or an external Speedlite is used for shooting.
Firmware Version 1.0.9 is for EOS 7D cameras with firmware up to Version 1.0.8. If the camera’s firmware is already Version 1.0.9, it is not necessary to update the firmware.