: Try Input + 208 or Menu + 8892 if the first does not work.
: Unzip the .rar file and copy the firmware (usually a .bin file) to the root directory of your USB. Download R85 031 1280X1024 rar
: Sites like Dip Electronics LAB provide comprehensive download links for various resolutions of the R85.031 board. : Try Input + 208 or Menu + 8892 if the first does not work
: Insert the USB into the TV's USB port while the power is off. Turn on the power; the indicator light should blink rapidly, signaling the update is in progress. the indicator light should blink rapidly
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