Hello! Please excuse me for my ignorance, i want to root a LG 50UP7750PSB but the firmware is 03.30.15, so i need to downgrade first The only firmware i found is the first one (i believe), 03.11.03, here: https://web.archive.org/web/20210527231724/https://www.lg.com/cl/soporte/producto/lg-50UP7750PS...