If the other remote is operating well, then replace your Vizio remote. Since your Vizio remote may have internal or external damage that creates the issue of theVizio TV remote control sensor not working or stopped working, you can use another Vizio remote or a universal remote to replace the...
Enable the highest bandwidth setting on the TV. TVs will have settings for 'HDMI Mode', or something similar, where you can choose between '1.4', '2.0', or '2.1', or have other settings called 'Full Color' on Vizio and 'HDMI Ultra Deep Color' on LG. This represents the TV's bandw...