See also the Back Button, the Cancel Button and the Finished Button.

What does it do?

The next button is used to move the wizard to the next step. Typically this will mean a move from a input display to either another input display, or execution of the main task.

What if the next button doesn't seem to work?

If the next button is not enabled (that is, it appears "ghosted", and will not respond to mouse clicks) than it means one of two things;