Firmware 1.1.0 1D Mark IV

Firmware 1.1.0 1D Mark IV Changes in this firmware. Firmware version 1.1.0 incorporates the following improvements and fixes:

Improved read / write speeds when using UDMA CF cards 7-compatible. Fixes a phenomenon in which the ability to shoot movies can be stopped under the following conditions:


Using a high-capacity (32 GB or more) CF cards with little free space left, and a user tries to start a video description or. When the device's battery is removed and reinserted into the machine and the user tries to immediately to begin making films.

Fixes typo in the menu screens that are displayed in Arabic and Portuguese (for models outside the Japanese market). Firmware version 1.1.0 is for cameras with firmware to version 1.0.8. If the camera's firmware is already version 1.1.0, it is not necessary to update the firmware.

See Firmware on the Canon USA site: Canon USA

Firmware 1.1.0 1D Mark IV | update firmware

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