


The other method uses one memory card at a time and requires quick reaction on your part. How To Revert a Canon Camera’s Firmware, Method #1 That said, some who tried the method reported in the comments that it worked for them, so it appears inconsistent and may or may not work on a case-by-case basis. Once you select your pick, you can close the memory card door, and press “OK” to start the installation.Īs a note, this method didn’t work for KH Cams and stopped at 73% progress every time.

Step 1: Insert one memory card with the latest firmware version into the camera and open the settings menu.The first option involves using two SD cards.
