Firmware Version 1.8.0 for the EOS R3 incorporates the following enhancements and fixes:
1. Adds [Protect Images] and [Rating] during FTP Transfer.
2. Adds the ability to select [Wired] as a connection option when [Airplane mode] is set to [On].
3. The following issues have been fixed.
3-1.Fixes an issue, in which when Wi-Fi is disconnected, Err 70 occurs.
3-2.Fixes an issue, in which when shooting subjects that are smaller in the frame, the card access indicator blinks and operations can no longer be performed.
3-3.Fixes an issue, in which while operating both the touch function on the LCD monitor and a customised button, and then performing shooting, operations can no longer be performed.
3-4.Fixes an issue, in which when performing shooting in high-speed continuous shooting + mode with the [Highlight Tone Priority] option set to [ON], focus may not be achieved when certain ISO speed settings are used.
The firmware can be downloaded at:
https://www.canon.co.uk/support/consumer/products/cameras/eos-r/eos-r3.html?type=firmware