Update Kyocera Event to 4.4 Kitkat?

[Handsome Jack]

I just bought a fitness-tracking wristband. It requires Android 4.3.
I don't want to install the app on my main phone. It drains phone's battery. I have Kyocera Event 4.04
I Google around. Found this:

[link removed]

Has anybody tried to update their Kyocera Event to 4.4 Kitkat?

Thank you.

 

[Handsome Jack]

Just Google:

Working Tutorial How To Update/Upgrade Kyocera Event To Android 4.4 Kitkat

Thanks for whoever removed the link. I'm just asking for help.