How to Flash Custom ROM Ultimate Q ROM Android 10 Q on Samsung Galaxy A50s SM-A507FN. Ultimate Q ROM is built based on Samsung Galaxy A50s stock rom. This ROM comes with hKtweaks, AOD+, Good Lock, Niagara Launcher, Root Explorer, ViPER4Android FX and Magisk Manager for rooting. You will do many tweaks feature like CPU, • Read More »