Samsung Hard Reset
In those steps:
1.)*2767*3855#
2.)*7465625*638*00000000*00000000#
3.)#7465625*638*00000000#
Now your phone is unlock forever Permanent
1.)*2767*3855#
2.)*7465625*638*00000000*00000000#
3.)#7465625*638*00000000#
Now your phone is unlock forever Permanent