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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If you forgot your screen lock combination or password follow these steps.
1.Press together volume down + power button
2.Keep press untill recovery menu appears
3.Choose with volume buutons "factory reset" and select it with power button
4.Wait until phone restarts
Warning! Do this at your own risk! All your phone data (contacts,photos,videos,music,messages,applications,games,files,) will be lost! Please make backup first if you can!
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