Width Profile option: When you select the Width tool or any path that has the variable width applied, the Width Profile drop-down list is displayed in the Properties panel. You can change the width profile by selecting a width from the drop-down list.

In the October 2018 Illustrator release, the Properties panel includes the following additional controls:

Print gradients, meshes, and color blends.

Specify crop marks for trimming or aligning.

Creative Cloud Libraries in Illustrator.

Best practices for creating web graphics.

Create shapes using the Shape Builder tool.

Enhanced reshape workflows with touch support.

Build new shapes with Shaper and Shape Builder tools.

3D effects and Adobe Substance materials.

Draw pixel-aligned paths for web workflows.

Draw with the Pen, Curvature, or Pencil tool.

Troubleshoot Illustrator cloud documents issues.

Troubleshoot create or save issues for Illustrator cloud documents.

Illustrator cloud documents | Common questions.

Upgrade cloud storage for Adobe Illustrator.

Share and collaborate on Illustrator cloud documents.

Work with documents in Illustrator on the iPad.Keyboard shortcuts for Illustrator on the iPad.What you can or cannot do on Illustrator on the iPad.

System requirements | Illustrator on the iPad.Introduction to Illustrator on the iPad.Synchronize settings using Adobe Creative Cloud.Microsoft Surface Dial support in Illustrator.

Tracing option adobe illustrator 2015