A877 AT&T unlock done via z3x...[Reference]
magandang tanghali mga katinapay bwena mano ko po a877 lock sa at&t smooth unlock..
procedure..
go to dial type *#197328640# select 9.common 6.usb configuration 2.qualcomm usb
then install driver http://www.4shared.com/get/o9VUhPeqb..._driver_f.html
select samsung HS-USB Diagnostics 9002
select direct
tick unlock SP
finish product.
procedure..
go to dial type *#197328640# select 9.common 6.usb configuration 2.qualcomm usb
then install driver http://www.4shared.com/get/o9VUhPeqb..._driver_f.html
select samsung HS-USB Diagnostics 9002
select direct
tick unlock SP
finish product.