Facebook Lite was specifically engineered for developing markets and older hardware. It was built to run on ancient versions of Android (as far back as 2.3 Gingerbread) and uses a fraction of the data and storage of the main app. For a user on Android 4.4.2, the Lite APK is the only lifeline that keeps the device relevant in the modern social ecosystem.

For a device on Android 4.4.2 (API 19), you have two primary paths: