The new Firmware Versions provide the following improvement.
For your information, this change is only related to the case of command control of the projector from an external device.
When the firmware is updated, the default stop bit setting for the command control is set to 2. Previous Firmware Versions default setting for the command control is a stop bit setting of 1.
Note: Make sure the stop bit setting of the projector matches that of the command control device.
For customers who need assistance changing the stop bit setting of the Canon Projector, please contact Canon’s customer support centre.
For details on how to check the firmware version, please see the manual for the projector.