Tip 2 : Shit happens, on a smartphone, its inevitable u do something wrong, and tis calls for a format of fone. to format the fone,

Tip 2 : Shit happens, on a smartphone, its inevitable u do something wrong, and tis calls for a format of fone. to format the fone, press *#7370#, then enter the lock code, which is the sec code of the fone. NOTE: batt must b full, else if format is disrupted by low batt, consequences will b disatrous
I heard the code *#7780# works too, pretty much the same i tink.