Samsung I5510M Pattern Unlock done or Hard Reset

This tutorial tested by me in Samsung I5510M If you are the problems with pattern lock, screen lock, hang on logo then you can try this tutorial and also this tutorial you can run without any box it's free just need to computer or some file for that solution remember if following this tutorial then you can't save your mobile data because it will be factory reset so you can't save your data so carefully understand this tutorial after that following this if you can't solution of hang on logo after this tutorial processing then try to flash If the problem does not go away then understand in hard ware problem understand everything that is on the technical person so let's go how to any try lock remove from this tutorial