my s7 edge speaker and earpiece getting craking sound unusually as normal hold the device fingers touched to back cracking sound getting more worse and when i left device for few minutes it's get back to normal but as touch back panel it starts again. im getting fed up while call its usual to touch back panel but craking sound occurs usually much whn i touch back with fingers not only earpiece but same applies for main speakers too, whn i touch just beside camera it gets more crackling sound base is completely gone down, what would be the issue guys let me know anyone facing the same how to be corrected plz help me out.
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