Samsung S95C 77" 4K HDR Quantum Dot OLED TV - Manual (Page 239)

Sound
Sound
Expert Settings
If the test reveals a problem, select Menu Settings All Settings Sound Expert Settings Reset
Sound . Try Now
Settings
If the test shows no problems, select Menu Settings Support Device Care Self Diagnosis
Signal Information . Try Now
Support
Support
Device Care
If the test shows no problems, select Menu Settings Support Device Care Self Diagnosis
Signal Information . Try Now
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