Pentax K-1 Firmware Version History

Pentax K-1 Firmware Update
Version    Release Date

1.43         08-Nov-17

1.42***    14-Sep-17

1.41          20-Apr-17

1.4*          17-Nov-16

1.3**        29-Sep-16

1.2           04-Aug-16

1.1           19-May-16

Promote Control Firmware Update
Version    Release Date
3.31*        18-Oct-2016
3.29**      05-Oct-2016

*** one report of incompatibility with 3.31

*  K1 v1.4 / PCTRL v3.31 Tested and confirmed by David Campbell

** K1 v1.3 / PCTRL v3.29 Tested and confirmed by Promote Control Staff