| http://www.gsmrk.com/how-to-samsung-galaxy-light-t399-hard-reset/
Torn off your smart phone and reinsert battery
Prees and hold Volume up + Home and Power Buttons
you see in mobile screen Samsung logo then release All Buttons
Now You See system recovery mode
Now Select Wipe Data Factory Reset using Volume key
Next Select Yes-Delete All User Data
Now select Reboot system Now
HARD RESET DONE |