Introduction
If the device exhibits trouble playing sounds during calls, notifications, or the use of applications, it might be a good idea to replace the loud speaker on the rear of the phone.
Tools
Parts
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            In the back, there are 10 screws with a , which have to be removed with a small Phillips screwdriver tool. 
 
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            Then, use the plastic opening tool around the cellphone to open the plastic gray cover 
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            Exert the gray cover from the plate and screen would come out easily. 
 
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                            Conclusion
                          
                          To reassemble your device, follow these instructions in reverse order.
3 comments
my phone has sound!!!!!! thank you for the tech advice
loud & clear Thanks
perfect. thankyou