645DF+ locks up (unable to focus)

[RafalNowak]

how can I get 224 firmware fir my camer? I'm having the issue and need to sort it out ASAP. Hence I can see upgrade resolved issue for couple of folks here I'd like to do it myself.

[Ulf]

Hi We do recommend 2.31 firmware.

Attach V-Grip
Connect USB cable from battery port to computer.
Launch firmware updater:
http://www.phaseone.com/en/Downloads/Ma ... dater.aspx

Follow instructions on screen