Download Android 5.1 OTA for Nexus 4
After some other Nexus devices, the LG Nexus 4 is now getting the Android 5.1 Lollipop update via OTA. The latest Android 5.1 update is 174MB in size and you should download it via Wi-Fi. Yes, you can use 3G connection to start downloading. If you do love manual process of installation, simply download the Android 5.1 OTA from here. This update takes you on build number LMY47O.
Android 5.1 is not a big deal, it brings some bug fixes and some other features. It updates your device with new device protection and function to connect Bluetooth devices. It is minor update but useful in some manners.