How to Set Brush Pressure for a Calligraphic Brush in Illustrator

A pen tablet allows you to draw easily with pressure sensitivity in Adobe Illustrator.

My pen tablet is a Wacom Intuos Pen.

Here is how to set the brush pressure for a calligraphic brush in Illustrator.

1. Click New Brush in the Brushes panel
2. Select Calligraphic Brush
3. In the Calligraphic Brush Options panel
   Size: Pressure (Default is Fixed)
   Variation: 1 pt or more