Canon EOS 1D Mark IV Firmware Version 1.0.8.

[Juan Carlos Vindas]

Canon has posted Canon EOS 1D Mark IV Firmware Version 1.0.8.

Firmware Version 1.0.8 incorporates the following fixes.

1. Fixes a phenomenon in which the set aperture moves unexpectedly when shooting movies in manual exposure mode using some Canon lenses (such as macro lenses).

2. Corrects misspellings in the French and Spanish menus for applicable products.

[Robert Amoruso]

Thanks for posting this Juan Carlos.

[Axel Hildebrandt]

Thanks, Juan! I installed the new firmware, so far so good.

[Ed Cordes]

I also installed the new FW and no problems. I was not haveing any issues before, but who knows what "hidden" fixes were incorporated in the update.;)