Help me:My s5 prime phone doesn't open audio files microphone and mobile network etc.

[AC Question]

Help me:My s5 prime phone doesn't open audio files microphone mobile network .Software updates says failed.It opens camera,i can make photos but can't record videos says failed.I THINK I ACIDENTALLY DELETED DRIVERS .Know anybode how to help me?

 

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No i sent back to them today and they said we just replaced the touch screen...they said let the phone there and we will see if we can do something. Now im waiting.
Thank you for your help.