How to Install Android 12.1 for Galaxy A50s A507FN Pixel5 GSI Update:20220607. Ported by Nippon. Changelog: Android 12.1/12L version, GAPPS included, Pre-rooted, MTP worked, Android security update, build number: Ported by nippon using ErfanGSI tool. Use at your own risk, I’m not responsible for bricking your device.