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Certainly, it can act as a computer monitor. As I'm typing this now, I am using mine as a supplemental monitor for my laptop. It also has RGB connections, but just plugging the HDMI from the computer gives me a GREAT picture.
Sorry, there was a problem. Please try again later.Like most, if not all other TVs, you can connect a computer to the HDMI ports on the LG 43 inch Class 4K Smart UHD TV with AI ThinQ® (42.5'' Diag), Model # 43UN7300PUF to use it as a computer monitor. To display chroma 4:4:4, make sure that the input in use is labeled 'PC'. For high-bandwidth signals, HDMI ULTRA HD Deep Color must be enabled...^IFV
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