Mk 3 Firmware

Download

Download Release 3.04h for the Mk 3 CS TimeClock
USB Firmware Update Instructions (text file)

Important:  Please backup your clock database before doing a firmware update!

Version History

 

Version 3.04h - 3 November 2026
 
  • The web interface now runs on PHP 8.2.35 instead of PHP 5.6.
  • PHP Update is only installed on clocks running Debian 9 or later. Older clocks are skipped and stay on PHP 5.
  • Web fixes to support PHP 8.2.