Canon EOS C300 Mark II Camera Firmware 1.0.5.1.00

Firmware Version 1.0.5.1.00 incorporates the following fix:

- Fixes the phenomenon in which the image stabilization function of some lenses may not operate under certain combinations of settings such as when set to slow & fast motion recording mode.

Affected Lens Models:

- EF 35mm f/2 IS USM
- EF 100mm f/2.8L Macro IS USM
- EF 200mm f/2L IS USM
- EF 300mm f/2.8L IS USM
- EF 300mm f/2.8L IS II USM
- EF 300mm f/4L IS USM
- EF 400mm f/2.8L IS USM
- EF 400mm f/2.8L IS II USM
- EF 400mm f/4 DO IS USM
- EF 400mm f/4L DO IS II USM
- EF 500mm f/4L IS USM
- EF 500mm f/4L IS II USM
- EF 600mm f/4L IS USM
- EF 600mm f/4L IS II USM
- EF 800mm f/5.6L IS USM
- EF 16-35mm f/4L IS USM
- EF 24-70mm f/4L IS USM
- EF 24-105mm f/4L IS USM
- EF 28-135mm f/3.5-5.6 IS USM
- EF 28-300mm f/3.5-5.6L IS USM
- EF 70-200mm f/2.8L IS USM
- EF 70-200mm f/2.8L IS II USM
- EF 70-200mm f/4L IS USM
- EF 70-300mm f/4-5.6 IS USM
- EF 70-300mm f/4-5.6L IS USM
- EF 70-300mm f/4.5-5.6 DO IS USM
- EF 75-300mm f/4-5.6 IS USM
- EF 100-400mm f/4.5-5.6L IS USM
- EF 100-400mm f/4.5/5.6L IS II USM
- EF 200-400mm f/4L IS USM
- EF-S 17-55mm f/2.8 IS USM
- EF-S 17-85mm f/4-5.6 IS USM

Caution:

- You cannot perform the firmware update using CFast 2.0 cards. Please use a commercially available SD/SDHC/SDXC memory card that is 64MB or more for the firmware update.
- Firmware version 1.0.4.1.00 is for updating Cinema EOS C300 Mark II cameras running firmware version 1.0.0.1.00 - 1.0.3.1.00. If your camera's firmware is already version 1.0.4.1.00, it is not necessary to update the firmware. Once the camera is updated to the latest version, it cannot be restored to a previous version.
- For further information, please refer to the latest version of the unit's Instruction Manual that is released with the firmware update.

IMPORTANT: Precautions for updating the firmware

- If the firmware update is not performed correctly, the camera may stop working.
- All camera settings will be reset formatted when you perform the firmware update.
- It is not possible to revert the firmware back to a previous version after you have performed the firmware update.
- Please be absolutely sure NOT to operate the camera buttons or remove the camera’s power source during the firmware update. Doing so may cause the camera to malfunction.

Installation Instructions:

- Save and unzip the downloadable archive.
- Insert the SD card into the camera’s SD card slot, and close the card cover.
- Slide the Power switch to CAMERA.
- After pressing the MENU button, open the [Initialize Media] submenu.
- Select [SD Card] and then press SET.
- Select [Complete] (complete initialization) and then press SET.
- When you select [OK] and then press SET, complete initialization of the SD card will start.
- When the confirmation message appears, press SET.
- Press the MENU, and slide the Power switch to OFF, and then remove the SD card from the camera.
- Copy the firmware update data to the SD card
- Insert the SD card prepared into the camera’s SD card slot.
- Slide the Power switch to CAMERA.
- After pressing the MENU button, open the camera firmware submenu.
- [System Setup] [Firmware] [Camera]
- The firmware update confirmation screen will be displayed.
- When you select [OK], the firmware update will start.
- After the update ends, the camera will restart automatically, and a firmware update completion screen will be displayed.
- When you select OK, all settings will be reset and the [Date/Time] screen will appear. Set the date/time.
- Check that the firmware version has changed to current one.
- Press the MENU, and slide the Power switch to OFF, and then remove the SD card from the camera.

About Digital Camera Updates:

Updating to a newer firmware version than the one already installed on your camera can improve the device’s overall performance and stability, resolve various issues, and add support for newly developed features or enhance existing ones.

On the other hand, downgrading the camera’s firmware can recover its functionality in the unlikely event the currently installed version is faulty or the device’s performance dropped after an upgrade. However, bear in mind that applying an earlier build might not always be possible.

It is recommended that changing the camera’s firmware be performed when the new release resolves an issue that your device has been encountering, or adds a new feature (or enhances an existing one) that could prove useful for you.

This process isn’t intended to be destructive, but still, it’s best to save all your personal data and configurations before applying a different firmware. Moreover, make sure that the battery is fully charged and don’t use the camera’s buttons while the installation is in progress.

When it comes to the update method, usually, you must copy the firmware file onto a compatible memory card, insert it into the camera, and browse from the menu to the device’s update section.

However, each device has various ways to enter the update mode and particular steps that should be taken for a successful upgrade, therefore make sure you read the product’s installation guide.

That being said, if you consider that this firmware improves your device in any way, then hit the download button and get the desired version; if not, check with our website as often as possible so that you don’t miss the update that will boost your camera’s performance.