Samsung starts updating the Galaxy Alpha to Android 5.0.2 in South Korea
Phone –> Software Version –> Check for updates.The Galaxy Alpha versions which are now being updated to Android 5.0.2 Lollipop are the SM-G850K, SM-G850S, and the SM-G850L. Galaxy Alpha owners from other countries should see their Lollipop updates arriving soon enough. To check out if the new Android version is available for your device, go to Menu –> Settings –> About
Among other things, the Android 5.0.2 Lollipop update for the Samsung Galaxy Alpha brings a new version of the TouchWiz user interface (which is inspired by Google's Material Design principles), the new Lock Screen notifications, a new "Recent Apps" menu, enhanced battery life, as well as the usual range of performance improvements and bug fixes.