5D Mark III 1.2.3 Canon Firmware Version: 1.2.3 Latest Build: These builds are works in progress; they are available for download either here or in the forum.
5D Mark III 1.1.3 download link? I updated my firmware to 1.2.1 to mess with HDMI out and my Hyperdeck, but I'm really excited by the latest updates about raw video to CF! I see from a previous thread that a downgrade is possible, but I'm having trouble finding a link to download 1.1.3 on any of Canon's sites.
Firmware Version 1.3.3 incorporates the following improvement and fix. 1. Improves the AF controllability when shooting in Live View mode with a wide-angle lens (fixed focal length or zoom).
macOS application that shows Canon EOS DSLR shutter count Supported cameras. 1D C, 1D X, 1D Mark IV, 7D Mark II, 7D, 5D Mark III, 5D Mark II, 6D, 70D, 60D, 50D2) Make sure you are running Canon firmware 2.1.2. 3) Copy ML files on the card and run Firmware Update. Uninstallation: 1) Run Firmware Update from your ML card. 2) Follow the instructions. E.)-Updating from ML Nightly Builds 1.
Canon 5D Mark III / 5D3 / Firmware 1.3.4. Skip to the end and you'll see that just when it seemed like the bugs were ironed out Canon introduced 1.3.5 so it was back to square 1. If you want to try 1.3.4, a test build is on my downloads page. This is very experimental and doesn't have a ML-SETUP.FIR which is needed to install ML so you'll have
I checked back through the EOS 5D Mark III firmware update info.. There had been fixes relating to shooting time and date being recorded incorrectly in the EXIF data apparently fixed in 1.1.3, the firmware that was being used. N299dks.