Here are all the things that will give you temporary relief from this issue. Sometimes that temporary relief is a month sometimes it is only a few hours. New batteries in the remote. Powercycle the TV Pull the plug on TV while it's powered on. Reset the audio. Reset the TV to factory default (which doesn't actually reset the TV to factory by the way). Reset the smart hub. Hold down and pause until remote is learned. Change the sound settings in any way whatsoever. Use Developer Mode in Apps to change anything. Utilizing flash drives to create more memory. Many many other tips you will find online. This is a main card issue and you will see the other symptom of this issue display itself as having no internal memory available when you go to Apps. The real fix is a replacement of the main board which is upwards of $300 if you can do it yourself. It is a classic case of the software causing perfectly good hardware to perform horribly. If Samsung would allow for real reset or reformatting of internal memory, a more substantial fix could be accomplished. You can also connect to an external sound system but count your TV permanently flawed if you're seeing this issue.
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