This question was asked by a DD Freedish viewer through a comment that there is no sound on DD National HD in our set-top box, please fix it.What did we do? -But when we checked it, it was absolutely fine. We checked many set-top boxes, set top boxes of different brands, such as Catvision set-top box, Lripl set-top box, Solid set top box, Dilos set-top box and other brands of set-top box. But we
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