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