|Thank you for using Canon products.
Changes in firmware:
The firmware (version 1.8.0) incorporates the following enhancements:
Once the EOS R is updated to Firmware Version 1.8.0 (or later), it cannot be restored to a previous firmware version (Version 1.0.0 to 1.7.0).
Should you have any questions about the announcement, please contact the Authorized Service Facility in your area or you may contact the Call Center within your region.