Canon has issued a press release that a new firmware update for Canon EOS-1D X Mark III will be coming in early April, 2020.
The flagship, full-frame DSLR, Canon EOS-1D X Mark III offers a newly designed 20.1-megapixel full-frame CMOS sensor that uses a ‘high-detail’ low-pass filter, plus the new Digic X processor. Canon 1DX Mark III vs Canon 1DX Mark II – Comparison
From Canon USA
To Users of EOS-1D X Mark III
Thank you for using Canon products.
We have confirmed that the following phenomenon may occur during use of the EOS-1D X Mark III digital SLR camera. A new firmware release is planned for early April; once the new firmware is ready, we will make an announcement on our website.
We sincerely apologise to users who may have experienced inconvenience due to this issue.
When the camera is used with the electronic level set to “Show” in the viewfinder display, in rare cases, the camera may not perform normally when operating the AF-ON button or shutter button.
EOS-1D X Mark III (Firmware version 1.0.0)
Use the “Hide” setting for the electronic level in the viewfinder display.
Setting procedure: Menu / Set-up 2 tab / Viewfinder display / Electronic level* [Hide]
*Default setting: [Hide]
In early-April 2020, we plan to release a firmware update to address the phenomenon listed above.
Please contact your nearest service centre if you have any queries.
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