Per i felici possessori della 5D Mark III è disponibile il Firmware 1.2.3 , questo firmware fissa alcuni bugs.
- Fixes a phenomenon in which the flash may not fire depending on the timing of when the shutter button is pressed.
- Fixes a phenomenon in which the AF microadjustment value may change.
- Fixes a phenomenon in which the LCD monitor may show a line of false color along boundaries of high contrast.
- Fixes a phenomenon in which the histogram of a LiveView image is incorrectly displayed when an HDMI cable is connected.
- Enables the brightness of the camera’s LCD monitor to be adjusted even when an HDMI cable is connected.