You're password forget want to unlock remove password or you're Phone turn slow or face any setting are missing this dose not matter lets follow our simple procedure.
Phone on with hold power button and 5 button until to come Format Menu, any way need specific help follow under photo.
Select what you want Press the 1 key for Master Clear or or Press 2 key for Master Reset at the Format Menu screen then press the Y key for Yes N key for No at the confirmation prompt

Note: Your phone will be lost any type of data example: Contacts, Media File, Calender, etc.