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Probably not. Cable TV doesn't support 4K that I know of. QAM works for certain providers not all. It is not perfect. Best to stick to cable box or just go with streaming devices like Roku, AppleTV, etc.
Sorry, there was a problem. Please try again later.You can get HD broadcast using a QAM tuner. I'm am not certain that is transmits 4K. Please reach out to our technical support team via private message on Facebook @LGUSSupport and use #VOC in your first message to our social media support team or call at 800-243-0000. This will allow for an open dialogue with expert agents that are better able to offer the proper assistance. Also, be sure to provide your contact information, model/serial numbers and date of purchase. ^Daphane
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