Micromax q75mobile
Not working proprly

I PURCHASE MICROMAX Q75 MOBILE FROM SNAPDEAL ON LINE SHOPING CENTER DATED 01-04.BUT I FACE TO MAJOR PROBLEM IN THAT MOBILE AS FOLLOWS

1) FACEBOOK APLICATION NOT OPEN.

2) MOBILE NOT CONNECTED TO COMPUTER BY MOBILE PC SUIT.

I GIVE IT TO REPAIR AT MICROMAX MOBILE CUSTOMER CARE CENTER AT JALGAON 2 TIMES BUT THEY CANT SOLVE MY PROBLEM. SO TELL ME WHAT TO DO NOW.

MOBILE PURCASING DETAIL AS FOLLOWS

1) ORDER NO.477162076

2) INVOICE NO.ST-504295

3) INVOCE DATE 01 04 2012