Thank you for using Canon products.
Changes:
Firmware Version 1.1.3.1 incorporates the following fixes and enhancements:
1. Adds compatibility with the "CINE-SERVO" cinema lenses CN30×40 IAS J/R1 (RF mount) and CN30×40 IAS J/P1 (PL mount).
2. Changes the color of the level indicator when the orientation of the camera is level.
3. Enables the playback of RAW clips in Media mode with Lens Corrections settings, such as Distortion Aberration Correction.
4. Fixes an issue that may interfere with the camera’s ability to connect to an FTP server.
5. Fixes an issue that may cause the camera to not be recognized when connected to a smartphone via USB.
6. Improves operational stability.
For details, please refer to the user manual (latest version) for this product.
Caution:
- Please use an SD/SDHC/SDXC memory card that is 512MB or greater to perform the firmware update.
- Firmware version 1.1.3.1 is for updating cameras running firmware version 1.0.0.1 - 1.1.2.1. If your camera's firmware is already version 1.1.3.1, 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.
- Firmware update must be performed in VIDEO mode.
Further information:
• EOS R5 C Firmware Download Link