: This is the most popular way to get a functional Android 4.4.4 environment on the Galaxy Y. It provides the smoother "Project Svelte" performance designed for low-RAM devices.

CM11-20160815-UNOFFICIAL-totoro.zip (totoro = Galaxy Y codename)

Android 4.4 (KitKat) was designed to be efficient, but it introduced requirements that the Galaxy Y struggles to meet. The primary bottleneck is the ARMv6 architecture. Modern iterations of the Android Open Source Project (AOSP) and associated drivers are optimized for ARMv7 and ARMv8 architectures. Consequently, running KitKat on an ARMv6 processor requires significant code modification by developers, often resulting in unstable builds or the disabling of key hardware acceleration features.

Highly recommended for those seeking a balance between customization and speed . Some themed versions, like the CM12 Themed ROM, offer a look similar to newer Android versions while remaining functional .