The upgrade was for:
This firmware update (Version 1.0.
incorporates the following improvements and fixes.1.Fixes a phenomenon in which Image Stabilization operation emits a sound when certain buttons are pressed, with the EF-S 55-250mm f/4-5.6 IS lens attached to the camera.
2.Fixes a phenomenon in which the Image Stabilization operation emits a sound from the lens when IS lenses are attached to the camera.
3.Fixes a phenomenon in which a part of the image looks unnatural when reviewed on the LCD.
4.Corrects errors in the Spanish and Norwegian menu screens.
It can be down loaded from http://www.usa.canon.comjust follow the D40 product trail down.
There are clear instructions on how to implement the upgrade.
To check your firmware go to meny and the 3rd spanner on the right
Theo
