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EOS R5 Firmware Update Version 1.5.2

17th March 2022

Firmware Version 1.5.2 incorporates the following enhancements:

1. Optimizes AutoFocus accuracy when Extender RF1.4x or Extender RF2x is attached to the RF800mm F5.6 L IS USM and RF1200mm F8 L IS USM lenses.
2. Enhances the stability of Eye Detection.
3. Enhances AutoFocus tracking when shooting moving subjects.

Firmware Version 1.5.2 is for cameras with firmware up to Version 1.5.1. If the camera's firmware is already Version 1.5.2, it is not necessary to update the firmware.

Preparations for the Firmware Update:

In the folder you downloaded are the firmware ( EOSR5152.FIR / file size: XX,XXX,XXX 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 check the procedure in accordance with the instruction.

Firmware download link:

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