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If your cables are newer. Likely not. But for full 4k and the rest. Cables need to be HDMI+ Ethernet high speed rated
Sorry, there was a problem. Please try again later.We definitely recommend making sure you have 4K HDMI cable to ensure you get the best picture quality. If you have any questions or concerns, you can contact our Customer Support by any of the below options: Phone: 1-800-243-0000 LiveChat: https://www.lg.com/us/support/chatbot Email: https://www.lg.com/us/support/email-appointment Facebook Messenger: https://www.facebook.com/LGUSA/ Twitter: @LGUSSupport The LG Community Forum is also a great resource for getting help from other LG customers: https://lgcommunity.us.com/
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