Canon has just released new firmware, detailed below:
EOS R Firmware Version 1.4.0 / 26th September 2019
Changes in firmware:
The new firmware incorporates the following enhancements and fixes:
This firmware update is for camera equipped with older firmware version. If the camera firmware is already the latest version (Version 1.4.0), firmware update is unnecessary.
Preparations for the firmware update:
In the folder you downloaded are the firmware (EOSR0140.FIR / file size: 33,940,256 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 link:
https://www.canon.com.au/cameras/eos-r/support?option=drivers