Download Firmware Canon EOS 5D Mark IV 1.2.1

Canon has released new firmware for its EOS 5D Mark IV digital SLR cameras with version number 1.2.1. These cameras have a 30.4 megapixel full-frame cmos sensor and a Digic 6+ image processor on board. Of course, they can be fitted with interchangeable lenses to shoot the photos you want with the correct focus. The list of changes for this firmware release is as follows:

Version 1.2.1

Firmware version 1.2.1 includes the following fix:

• A fix for a PTP communication vulnerability.
• A fix for a firmware update vulnerability.

Firmware version 1.2.1 is for cameras with firmware version 1.2.0. If the camera already has firmware version 1.2.1, you do not need to update the firmware.