S7582 Android 4.2.2 Unlock Done via Read Codes...[Reference]
share ko lang mga dude no need to root just click read codes
TOOLS
Octopus Box Samsung Activated
Micro USB Cable
PROCEDURE
Phone must be on
Enable Phone USB Debugging
Open Octopus Samsung software
Select Phone Model
Intall Driver if needed
Select Phone port
Click Read Codes
Insert a not accepted SIM card
then enter unlock code
Screen shot
share ko lang mga dude no need to root just click read codes
TOOLS
Octopus Box Samsung Activated
Micro USB Cable
PROCEDURE
Phone must be on
Enable Phone USB Debugging
Open Octopus Samsung software
Select Phone Model
Intall Driver if needed
Select Phone port
Click Read Codes
Insert a not accepted SIM card
then enter unlock code
Screen shot