Delete brush strokes
Deleting a brush stroke from the Stroke gallery does not affect any existing objects in your file that use that stroke.
To delete a brush stroke
In the Properties panel, in the Appearance category, in the Stroke gallery, select the brush stroke you want to delete.
At the bottom of the list, click the Stroke Options icon and then click Delete Stroke.
Send feedback about this topic to Microsoft. © 2011 Microsoft Corporation. All rights reserved.