Set by default- to announce on-screen events and read aloud any characters and keys that are typed. The first option is essential, but the second is less useful and can be unticked by those who don't need confirmation of every key pressed. Whether you want the mouse pointer to be automatically moved to the currently active object on the screen is up to you, but we think every user will want to tick the box that starts NaiTator in minimised mode (it gets in the way otherwise)