The Channel Box provides a convenient way to edit a joint lattice flexor’s channels.

To edit channels

1. Select a joint lattice flexor node (default name: jointFlexorn).
2. Set channels.
3. Click the name of the channel you want to edit.
4. In your scene, -click and move the mouse to the left or right. By moving the mouse, you interactively change the value of the selected channel. As you move the mouse, note that pressing the key gives you finer control, and pressing the key gives you less control.