- Switch off handset and connect to charger
- when charging start Press and Hold Volume Down + Power Key until you see Android Logo.
- Now touch Home Key to See Android Recovery Menu.
- Now Select wipe data/factory reset and touch Menu Key to confirm.
- Now Select Yes -- Delete all user data and touchMenu Key to confirm
- Now reboot device
- Hard Reset Done
- If Android logo not show try 3-5 time more this step.