how do I make the name list on the top right corner disappear?

Im making a game and i dont want the name list to be there can any one help me with this and where do i put the script?

Use this.

game.StarterGui:SetCoreGuiEnabled(Enum.CoreGuiType.PlayerList, false)

You can replacePlayerList to remove the following CoreGui's loaded by roblox. Health--- Backpack---Chat---All