HP India — slate 7 not working properly i think it totaly defective piece service center not support well

Address:

Indore, Madhya Pradesh

my tablet slate 7 have so much problems suddenly and hp service center support not well tablet have mic issue voice not properly going speaker issue hanging issue many time internal memory empty various time not show battery charging while it plug on charging screen touch not working some time at during charging screen respond automatically program open close and many things automatically when i m using map tablet completly hang nothing will happen i have to remove back panel for restarting and using phone