How to Flash Custom ROM OneUI Lite-Z v2.0 Android 10 Q on Samsung Galaxy A50. OneUI Lite-Z v2.0 comes with ROM OS Android 10 Q Based On: SM-A505FN Poland A505FNXXS5BTF1/ Security Patch 2020-06-01. This ROM is developed By Zonik, XDA Senior Member on 2020-06-16. This ROM Required: Android 10 and TWRP Recovery. Version Information Status: • Read More »