Canon RF 24-70mm F2.8L IS USM firmware

Firmware history

1. Version 1.0.8 Latest Released Dec 8, 2022 First seen Jul 10, 2026
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   Firmware Version 1.0.8 incorporates the following enhancement:

   1. Adds the ability to correct focus breathi​ng during movie recording.

   • Compatible with cameras that supports focus breathing correction. If the lens' firmware is already Version 1.0.8, it is not necessary to update the firmware. You can check the firmware version of the lens from the camera menu. Refer to the camera instruction manual for how to check the current firmware version. Preparations for a firmware update: After the downloaded compressed file (.dmg file) is extracted, a firmware folder is created.
   • Extracting the downloaded file: The downloaded folder is automatically extracted, and a firmware folder is created. If the download folder cannot be automatically extracted, double-click the folder. In the folder you downloaded are the firmware ( RF023108.afu / file size: 2,883,636 bytes) and instructions on the firmware update procedures (a PDF file in five languages: Japanese, English, French, Spanish, and Simplified Chinese). Before starting the firmware update operations, please be sure to carefully review the instructions to confirm your understanding of the firmware update procedures. (The following is the history of past firmware updates.) Changes in version 1.0.7: 1​. The lens-based image stabilizer function works together with the camera-based image stabilizer function to achieve greater image stabilization effects with EOS R5/EOS R6. Changes in version 1.0.4:

   1. Reduces color unevenness when capturing images using long (Bulb) exposure mode with the EOS Ra.

   • Manual focus cannot be activated during exposure. And performing zoom operations during exposure, the subject may be out of focus.
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