Samsung Galaxy S4 I9505 hard reset pattern lock solution without computer

        Samsung Galaxy S4 I9505 hard reset

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It's very easy...in case you forgot your security code or did you block your pattern code follow these steps:
1.power off your phone
2.press together volume up+home button+power button
3.When you see Samsung logo leave your fingers of the phone
4.Select "wipe data/factory reset" with volume buttons
5.Press power to activate
6.Select "yes" with volume button
7.Press power button to activate
8..Wait untill format is complete
9.Select "reboot" LINK 1  Link 2