How to change voice mail on phone?

How do I change the voicemail on my samsung phone?How to change voice mail on phone?When you bought your phone, it should have came with an Instruction booklet that will tell you how to do all kind of things on your phone. If you have misplaced the book, go to your local cell phone provider and they will set it for you.How to change voice mail on phone?when you call your voicemail it will tell you if you have any new messages or not stay on the call and it will prompt you if you would like other options. it will give the option to change phone messgae settings i think that you need option 4 and then follow other prompts after that.