HTC Wildfire "phonelock" Questions

how i remove password of phonelock of samsung mobile M2710 i forgot that password i want to get the infrommation of mobile number address details 9335131850

I have a samsung c5130 but forgot the phonelock code and the mobile tracker code. no one can use it now so i want to reset evrything.. how can i do that? from here i found out that i should try "