Screen is locked forgot password need to get in my Samsung SCH-A670

Screen is locked forgot password need to get in my Samsung SCH-A670

I found an old perfectly working Samsung SCH-A670 that I haven't used in a whole but my grandma needs a phone and refuses to get a smart phone in fact this flip phone is as advanced as she will go she said lol anyway it's got a lock code on it and i can't remember it is there a way to get it or bypass or anything plz help