Users of Nexus 5 and other devices includd in Google's Nexus line can now install Android 4.4.3 KitKat update.

Finally, the Android 4.4.3 KitKat update is here! As posted on Gotta Be Mobile, the Android 4.4.3 KitKat update began to roll out earlier today. Particularly, Nexus 5 owners can now install the Android 4.4.3 KitKat update via manual process. Accordingly, the Android 4.4.3 KitKat OTA upgrade "might take a week or so to complete."

The Android 4.4.3 KitKat update is a minor update from 4.4.2 version. New features or design changes are not included on the update as it only brings in fixes for various bugs. T-Mobile noted that there are also improvements on the security feature of the firmware.

Meanwhile, a report on tech.firstpost.com, citing Android Headlines, the phone dialer app received changes in color. The post reads:

"It is reportedly now white and the numbers are blue with a darker blue bar at the bottom, compared to the previous dialler UI that was dark transparent black with light coloured blue numbers and buttons."

Aside from the Nexus 5 owners, Nexus 7 users can also install the Android 4.4.3 KitKat update. The latest OTA link which is particularly compatible for the 2013 Wi-fi Nexus 7 tablet will upgrade the tablet from the Android 4.4.2 KitKat KOT49H to the new firmware with build number KTU84L.

Furthermore, the 54MB official Android 4.4.3 KitKat update can also be installed on T-Mobile Nexus device users via Over-the-Air upgrade process.

For Nexus device owners interested to install Android 4.4.3 KitKat update, you can visit this link for Factory Images for Nexus Devices to see which particular models have the latest KitKat firmware. According to Google's Factory Images for Nexus Devices, the Android 4.4.3 Kitkat update is now available for Nexus 4 and Nexus 5 smartphones, as well as the Nexus tablets, 2012 Wi-Fi Nexus 7, 2012 3G Nexus 7, 2013 Wi-Fi Nexus 7 and Nexus 10.

It is extremely important to create a backup of the data and settings stored on the Nexus device before installing Android 4.4.3 KitKat update using the firmware's factory image as the process will reset the Nexus devices.