lg gt550 at&t unlock done by octopus box[Reference]
lg gt550 at&t unlock done by octopus box
tools
octopus box
micro usb cable
procedure
-open octopus box
-select lg infineon
-insert cable to phone
-select model ang com port
-select usb then click connect
-then click read codes
-then type nck code
done
tools
octopus box
micro usb cable
procedure
-open octopus box
-select lg infineon
-insert cable to phone
-select model ang com port
-select usb then click connect
-then click read codes
-then type nck code
done