Firmware update on Canon EOS 1D Mark IV and EOS 550D

Canon has announced firmware updates for its cameras Canon EOS 1D Mark IV and EOS 550D.

The link to download the Mark IV firmware version 1.0.8 is here:
http://web.canon.jp/imaging/eosd/fir.../firmware.html
Firmware Version 1.0.8 for the 1D Mark IV 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.

The link to download the EOS 550 D is here:
http://web.canon.jp/imaging/eosd/fir.../firmware.html

Firmware Version 1.0.8 for the EOS 550D incorporates the following fixes.

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).

Cheers,
Sabyasachi