Das steht doch auf der Firmware-Seite:
https://av.jpn.support.panasonic.com/su ... index.html
Feb.17, 2015
Ver. 2.1
Playback performance of recorded 4K video is improved.
[Time Lapse Shot] Program is fixed to start recording at the designated time even when [Daylight Savings] is set.
Aug.4, 2015
Ver. 2.2
Fixed the program which occasionally returns wrong aperture value.