You can also try dr.fone - Android Lock Screen Removal to bypass pattern, PIN, password & fingerprints for Android devices with NO DATA LOSS: https://goo.gl/sEpYPY
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Warning! Do this at your own risk! All your phone data (contacts,photos,videos,music,messages,aplications,games,files,) will be lost! Please make backup first if you can!
Use this option if you phone has pattern code blocked or you forgot your google account password or your phone has software problems.
Follow these steps:
1.Power off your phone
2.Press together volume up + home button + power button until Samsung logo appears on the screen
3.Select with volume buttons "wipe data/factory reset" and press power button to confirm
4.Select "yes - delete all data" and press power button to confirm
5.Wait until format ends
6.Select "reboot system now" and press power button to confirm
7.Wait until the phone restarts
That's it!
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