Download Canon 1Ds Mark III User Manuals, Drivers, Firmware and Software
Official 1Ds Mark III resource download page
To download the documents, guides, drivers and software for the EOS 1Ds Mark III, go to this page on usa.canon.com.
For convenience, this is the direct link to the 1Ds Mark III user manual, which is a 5.5MB online PDF instruction document.
Download the latest firmware
The latest firmware update for the 1Ds Mark 3 is Version 1.1.2, posted on 30-April-2008 - make sure your camera's updated. Go to usa.canon.com, and click on the firmware-e.html link. The screen capture below show you how:
