EDIT: Thanks to Robert M for having pointed out in the comment section that there…
Canon EOS R3 And EOS R5 Firmware Updates Expected Next Week
It seems Canon is ready to release new firmware updates for the Canon EOS R3 and the Canon EOS R5.
The upcoming firmware update for the Canon EOS R3 and the EOS R5 will be mainly video-centered, and will deliver the usual bunch of bug fixes.
Source: Canon Rumors