06-12-2013 03:10 PM
All the information is located on Canon's USa website here: http://www.usa.canon.com/cusa/consumer/products/cameras/slr_cameras/eos_7d#DriversAndSoftware
06-20-2013 12:30 PM
The link he gave you is correct to download the firmware. And in the firmware zip file there is a PDF document that show you how to perform the update.