·The color and opacity of the grid lines can be adjusted in the [Preferences] dialog box. For details, see "Ruler/Unit".

·You can adjust the origin, spacing, and divisions of grid lines from the [View] menu > [Grid/Ruler Settings]. For details, see "Grid/Ruler Settings [PRO/EX]".

·Turning on [View] menu > [Snap to Grid] to make drawing tools snap to the grid lines.