This firmware update (Version 1.2.4) is for using the EOS-5D Mark II with the WFT-E4 II,
and for correcting the phenomenon described below.
Corrects a phenomenon that visible noise may appear in images taken by continuous Bulb shooting.
This firmware update corrects a phenomenon that if the [C.Fn II-1 Long exposure noise reduction]
setting is set to [2: On], noise may appear in images that are captured while the
previous image is still being generated.
It is highly recommended to always use the most recent driver version available.
Do not forget to check with our site as often as possible in order to stay updated on the latest drivers, software and games.
Try to set a system restore point before installing a device driver. This will help if you installed a wrong driver. Problems can arise when your hardware device is too old or not supported any longer.