Finally, find the update mentioned in the title on http://web.canon.jp/imaging/eosd/firm-e/eos5dmk2/firmware.html
Firmware Version 1.1.0 incorporates the following improvements and fixes.
- Includes a function to enable the manual exposure setting when shooting movies.*For details on how to use this function, please download the PDF files from the bottom of this page.
- Disables the function of the depth-of-field preview button when images are played back or when the menu screen is displayed on the LCD panel.
- Fixes a phenomenon where the peripheral illumination of images cannot be properly corrected, even if the images were captured with the lens peripheral illumination correction function set to Enable.*Digital Photo Professional software version 3.6.1 or later (for Windows and Macintosh) can be used to automatically correct the peripheral illumination of RAW and JPEG images that were captured in the Peripheral illumination correction setting with cameras that have Firmware Version 1.0.7 or earlier.
- Fixes the algorithms of the Auto Lighting Optimizer function when Custom Function C.Fn II-3 Highlight tone priority is enabled.
- Fixes incorrect indications on the Arabic, Romanian, Spanish, and Ukrainian menu screens.
- Changes the battery information displayed on the camera when using the optional Battery Grip BG-E6.
if you’re looking for firmware updates for other canon cameras you might want to look here: http://web.canon.jp/imaging/eosd-e.html