Motorola released android 4.4.4. Kitkat update for Moto E, Moto G and Moto X devices. This new version offers extra layer of security for browsing web content on the phone. This is free upgrade for Motorola user other than the usual data connection charges.
How to update 4.4.4. Kikat in Moto E, Moto G & Moto x
1. Select the Settings icon in the apps menu.
2. Select "About phone"
3. Select "System updates"
4. Select "Download". After the software is downloaded, select "Install"
5. After the software is installed, your phone will re-start automatically