FIRST I WOULD TELL U ABOUT HOW TO THROW AWAY PROBLEM OF HANGING.
GUYS READ CAREFULLY MY INSTRUCTION I F U HAVE 1 GB RAM AND LESS THAN 1 GB PHONES AND ITS INTERNAL MEMORY 4 GB AND LESS THAN ITS GOING TO BE HANG WHEN U DOWNLOAD TOO MANY APPS IN PHONE SO GUYS DON’T DOWNLOAD UNNECESSARY APPS. DOWNLOAD USEFUL APPS ONLY. THERE ARE SO MANY APPS ALREADY INBUILT IN PHONE THOSE ARE NOT USEFUL BUT THESE ARE STORE MEMORY AND RAM. SO GUYS U CAN DISABLE THESE APPS GO TO MOBILE SETTING AND GO TO APPS SECTION AFTER THAT THESE ARE NOT STORE MEMORY AND RAM. IF THIS SOLUTION NOT WORK U CAN EXPAND MEMORY AND STORE YOUR DATA IN MEMORY CARD. EMPTY YOUR PHONE MEMORY STORE LESS DATA IN PHONE. GUYS U CAN THROW AWAY HANGING PROBLEM AT LAST SOLUTION HARD RESET YOUR PHONE. IF U HAVE MONEY SO YOU CAN BUY 2 GB 3 GM RAM PHONE AND 4 GB, 6 GB PHONE ITS NOT GOING TO BE HANG