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Sorry, there was a problem. Please try again later.Hi there. Thank you for your interest in the LG 70UQ7590PUB 4K UHD Smart TV. We understand your situation and wanting to use this TV as a computer monitor. You’ll be glad to know that yes, this model can be used as a monitor for your PC or laptop via HDMI connection. With its 4K Ultra HD (3,840 x 2,160) resolution and 60Hz refresh rate, it offers a sharp and vibrant display ideal for browsing, media, and light gaming. For the best performance, we recommend enabling Game Optimizer Mode in settings to reduce input lag and enhance responsiveness. Also, ensure your computer’s output resolution is set to 3840 x 2160 for optimal picture clarity. https://www.lg.com/us/tvs/lg-70uq7590pub-4k-uhd-tv#pdp_specs If you need help with the setup or display settings, feel free to send us a private message on social media @LGUSSupport. We’re happy to walk you through it! —Renzo
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