DISTRIB_ID=elementary DISTRIB_RELEASE=5.1.2 DISTRIB_CODENAME=hera DISTRIB_DESCRIPTION="elementary OS 5.1.2 Hera"
however, in lock screen, the order of 2 displays was reversed to default which left the built-in display on the right side of the other. The good news is that when unlocked, the displays order was set back to what I configured. So the only problem seems the lock screen doesn't recognize the config. Does anyone know how to solve this?