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EOS C300 Mark III Firmware Update version

31st July 2021

Thank you for using Canon products.

Firmware Version incorporates the following enhancements:

1. Adds [XC Protocol].
2. Adds [1.8x] to the Anamorphic De-squeeze setting.
3. Add 2048×1080/1920×1080 option to the 12G-SDI output when recording resolution is 4K or 5.9K RAW
4. Adds MON.OUT and HDMI Simultaneous output option. (1920×1080p/i)
5. Adds Look File function (3D LUT file .cube)
6. Adds ITU-R.BT.709 standard compliant Gamma [BT.709 Standard / BT.709] the to the Custom Picture.
7. Adds Power Saving Mode. (by restricting some functions)
8. Adds [2x] option to the Magnification.
9. Adds [Mask 100%] to the [Aspect Marker]
10. Adds the ability to update the MON.OUT/HDMI output from 59.94P to 29.97P (or 23.98P) has been added.
11. Adds the option for ‘same file name’ simultaneous recording in XF-AVC or Cinema RAW Light.
12. Adds "B&W during Magn." as an option to the Assistance Function menu.
13. Modifies the default value of the assign button from "Magnification: Video terminal" to "Magnification."
14. Improvement in retaining recording settings when switching sensor modes
15. Clips can now be played by operating the joystick.
16. Adds Ukrainian language to the Language.

– Please use a commercially available SD/SDHC/SDXC memory card that is 512MB or greater to perform the firmware update.
– Firmware version is for updating EOS C300 Mark III cameras running firmware version If your camera's firmware is already version, 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.
– Please refrain from loading menu settings generated using the most recent firmware version to a product running an old firmware version, as doing so may affect camera operations.

Preparations for a firmware update:
After the firmware update has been performed, the camera's menu settings will be reset. It is recommended that, prior to starting update operations, users save their menu settings as settings data to an SD card, separate from the one that will be used to carry out the update, before starting update operations. This saved data can be loaded into the camera and the settings can be changed after the update has been completed. For further information on this, please refer to the section in the unit's Instruction Manual titled "Saving and Loading Camera Settings".

The downloaded folder contains the firmware (file name: VQA3.FIR / file size: 83,973,248 byte), and instructions on the firmware update procedures (a PDF file in five languages: Japanese, English, French, Spanish and Simplified Chinese). Prior to starting the firmware update operations, please be sure to carefully review and confirm your understanding of these instructions.

The following items are required to perform this firmware update:
1. Camera Body EOS C300 Mark III
2. A computer (OS requirements: Windows 10, Windows 8.1, Mac OS X 11.0 - 11.2)
3. SD/SDHC/SDXC memory card with a capacity of 512MB or more (commercially available)
4. An SD card reader/writer (commercially available) or an SD card slot built into the computer
5. A fully charged battery pack for the camera
6. Compact power adapter bundled with the camera
7. The firmware (the downloaded file from Canon website. See link below)

Further information:
EOS C300 Mark III Firmware Download Link

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