what is the difference between glass and lcd its hard to tell when it is cracked and when you needed Samsung galaxy s4 screen repair you may want to ask first that if there is light on the display or totally blank then www.kmasterelectronics.com can advise you what to do in that case either bring it to store and get it replace or you can sell it to us.
Samsung water damage and liquid damage repair
Samsung LCD Screen Replacement
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»Samsung Full Housing Replacement
»Samsung Audio Jack Replacement