Canon EOS R6 Mark II Firmware v1.6.0 Now Available

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Last week, Canon released new firmware for pretty much the entire line-up. The EOS R1 and EOS R5 Mark II firmware was pulled a few hours after it launched to fix a couple of bugs. The bugs have since been fixed and Canon rolled out the new versions today.

Canon EOS R6 Mark II v1.6.0

I waited a bit to see if firmware v1.6.0 for the EOS R6 Mark II was going to be a good one, and it appears there haven't been any issues with it. There are a bunch of bug fixes and performance boosts with certain lenses.

Improves security features. A password must be set initially. a. Adds the ability to review the history of any changes made to the password, network information, or other settings. b. *For more information, please refer to the ‘Setting a Password' section in the Advanced User Guide on cam.start.canon.”
Enables firmware updates to be performed when the camera is connected to the internet and new firmware is made available on Canon servers.
Adds a function that simultaneously protects images when they are rated.
Improves AF tracking performance during zooming in still photo shooting with compatible lenses.
a. Compatible lenses (as of July 16, 2025):
i. RF24-105mm F2.8 L IS USM Z (ver.1.1.0 or later)　
ii. RF70-200mm F2.8 L IS USM Z
iii. RF100-300mm F2.8 L IS USM (ver.1.0.8 or later)
Adds the ability to enable [Exposure Simulation] when a flash unit is attached.
Fixes an issue in which Err70 may occur during Bluetooth communication due to interference from other Bluetooth devices.
Fixes an issue in which Err70 may occur when repeatedly shooting in the “High-speed continuous shooting +” mode.
Fixes an issue in which the camera may stop functioning properly when simultaneously using the touch screen and a button assigned to a custom function.
Fixes an issue in which image stabilization may stop working when using an EF lens.
Fixes an issue in which HDMI output may momentarily stop when [Screen Off] is activated in the Power Saving settings.