How i factory unlock samsung s duos?

You may find the answer in the thread:

my samsung DUOS GT-7562 is not working by the methods you gave me above. what shall i do please help me.   more
... code. Switch ON your Samsung Galaxy S duos with a NOT ACCEPTED SIM ... what's being displayed on your Samsung Galaxy Note 4G. Compose ... its support option samsung.com/in/consumer/mobile-">http://www.samsung.com/in/consumer/mobile- ...   more
thanks.. network data mode worked for me....   more
i press the volume up+down+home+power button but did not open the restart option   more
Thanks a lot. Data network option worked for me and not lost any data. Thanks ...   more
Too many pattern attempt in Samsung Galaxy S Duos GT-S7562, Forgot gmail Password,i tried above steps but sill showing same screen after the restart. what can i do please help me......   more
thank u very much.. through data network mode procedure is worked out for me...   more
... button, then select Wipe data/Factory Reset enter ok..then select ... this your mobile will be unlock... enjoy.....   more
thank u very much dear when data network enabled by using power on button my phone unlocked b   more
... try out without wiping data/factory reset. If your sim card ...   more
... PIN you will need to factory-reset your phone because there ... that list select Wipe data/Factory Reset and the phone will ... completes, the phone will be unlocked, but the applications installed will ...   more

67.4k questions

76.1k answers

1.8k comments

4m users

...