This guide will show you a simple way on :
How to factory reset SAMSUNG S5620 Monte Phone.
How to wipe all data in SAMSUNG S5620 Monte Phone.
How to bypass screen lock in SAMSUNG S5620 Monte Phone.
How to restore defaults in SAMSUNG S5620 Monte Phone.
All method of master reset SAMSUNG S5620 Monte Phone.
So Check out how to accomplish hard reset by hardware keys and through android settings. As a result your SAMSUNG S5620 Monte Phone will be as new and your core will run faster.