Android 4.4 KitKat OTA update for Nexus 4 now rolling-out
After rolling out Android 4.4 KitKat update for Nexus 7 and Nexus 10, Google has finally started rolling-out the Android 4.4 update for Nexus 4. The update is available via over-the-air (OTA). This update changes Nexus 4 Android 4.3 Jelly Bean to Android 4.4 KitKat (KRT16S build).
The OTA URL is not yet available, but as soon as we find it out, we will post it here.
To know more about Android 4.4 KitKat, head over here.
Source - Android Central