- Improved contrast AF performance.
- Improved stability for general performance.
Update (3-29): The firmware is pulled down from the above Japanese support website without any reason given. Only the following is stated:-
We are sorry to inform you that the software version 1.11 is temporary not available.
It might be the case that Pentax has found something wrong with the released firmware. Meanwhile, if you still want to do the update but yet could not find the software, you can download the updating file from the following alternative official link:-
But do bear in mind to do it at your own risk then! :-o