ZeFit³ HR January 17, 2017 18:30 MyKronoz Academy-ZeFit3HR-EN.pdf 3 MB Download Related articles My ZeFit3 HR is stuck on the upgrading icon, what can i do ? I have installed ZeFit PC software but I am stuck on the welcome page ... Setting up your device with your mobile device How can I upgrade my ZeFit³ HR with the latest firmware available ? ZeFit
