Canon EOS R3: Firmware Update (1.2.1)
On July 29, 2022, there is a new Canon’s firmware (1.2.1) with fifteen enhancements or fixes for R3.
Firmware
Canon Firmware Update Boosts the R3’s Burst Photo Speed to 195 FPS
Canon has published a series of firmware updates for the R5, R6, and R3. The most notable improvement is to the R3, which can now shoot photos at a blistering 195 frames per second.