The Width Stamp Panel will appear in the main menu under Window > Astute Graphics > Width Stamp
.
The Width Gradient Tool will show up in Illustrator’s main toolbar (which must be in Advanced mode: View > Toolbars > Advanced
). The Width Selector Tool is stacked underneath this, as with other stacked tools, click and hold on the top tool icon to display the tools stacked under it.
The Width Gradient and Width Selector panels can be found under the main menu Window > Astute Graphics > ...
clicking inside the panel will activate the tool, or activating the tool from the toolbar will automatically open the panel.