I don't know how to check settings. Also I think that there used to be a TV option on the input list, but not anymore. Thankshttps://cdn.vizio.com/user-manual/PDF/2019/TV/UM/D24h-G9_D40f-G9_D50x-G9_V505-G9_UM-ENG.pdf
look like it got rename. check your settings