How to lock data in samsung s7562 mobile?

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my samsung DUOS GT-7562 is not working by the methods you gave me above. what shall i do please help me.   more
... unclock code. Switch ON your Samsung Galaxy S duos with a NOT ... what's being displayed on your Samsung Galaxy Note 4G. Compose ... samsung.com/in/consumer/mobile-phone/mobile-phone/dual-">http://www.samsung.com/in/consumer/mobile-phone/mobile-phone/dual- ...   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
... mobile and press volume up + power on button, then select Wipe data ... /Factory Reset enter ok..then select reboot device, now your mobile ... will be restart, after this your mobile will be ...   more
thank u very much dear when data network enabled by using power on button my phone unlocked b   more
... sim card has access to Mobile data(2G or 3G enabled), press ... following options. Power off Data network mode Flight mode Restart ... where you can select your lock password/pattern. Hope this ...   more
... the phone will automatically enable data connection and it will send ... 't another way to remove the lock screen. Turn off the phone ... From that list select Wipe data/Factory Reset and the phone ...   more

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