Sprint Carrier from USA officially rolled out Android Kitkat 4.4.3 firmware for Moto X device. The software update information is posted on Sprint official web site. The carrier also released the software version of Kitkat 4.4.3 as KXA21.12-L1.22. Sprint will roll out this update in stages, the user want to wait until to receive a notification or alert for the firmware update. Once you receive the notification for update, just follow the instructions provided by the sprint carrier. The Kitkat 4.4.3 update released to fix bugs and also add improvements to your Moto X device. 

Improvements:

  *  The update improves the image quality whether you take images in low light, exposure and more. It also enables pause/resume button while recording a video.

  *  The update adds new graphical design and colors to Phone Dialer for user compatibility.

  *  This firmware update includes security bug fixes, framework, stability and improved power profile.