You can also try dr.fone - Android Lock Screen Removal to bypass pattern, PIN, password & fingerprints for Android devices with NO DATA LOSS: \r
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Warning! Do this at your own risk! All your phone data (conts,photos,videos,music,messages,aplications,games,files,) will be lost! Please make backup first if you can!\r
1.Power off your phone\r
2.Press together volume up + home key + power key until you will se Samsung logo on the screen\r
3.Select with volume buttons wipe data/fory reset and press power key to confirm\r
4.Select yes and press power key to confirm\r
5.Wait until format is complete\r
7.Press power to confirm reboot\r
8.Wait until the phone restarts\r
Thats it!