Google has now started rolling out the Android 4.4.3 update via OTA to the Nexus 5 as well. The update brings about bug fixes along with a new dialer app. The OTA links have been captured through which users who are yet to receive the update can download and install it manually. The following instructions illustrate two methods by which the update can be installed. Choose the one that suits you best and enjoy the latest Android OS on your Nexus 5.