: Specifically, the SDK 3.5 version has been noted to not support shutter count reading for newer DIGIC 6/6+ or mirrorless models like the EOS R5, 800D, or 5D Mark IV due to Canon's firmware changes.
He unplugged the cable, packed the camera into its velvet-lined case, and turned off the lamp. The screen went dark, leaving the 3.5 SDK as silent as the machine it couldn't crack. for shutter count tools or how to register for the official SDK canon eos digital info sdk 3.5 download
Warning: If you cannot find 3.5, consider – it maintains backward compatibility with most info-related functions while supporting some newer cameras. : Specifically, the SDK 3
If you are trying to solve a problem rather than preserve a legacy system, consider these modern alternatives: for shutter count tools or how to register
For older cameras (DIGIC IV/V), the SDK 2.14 version of the tool is often preferred as it can still read shutter actuations. 3. How to Download and Use