Open the scheme editor: In the toolbar, choose Edit Scheme from the scheme menu.

Configure the current scheme: Select an action on the left. Adjust its settings on the right. When you change a setting, the change takes effect immediately.

Configure a different scheme: Choose a scheme from the pop-up menu at the top of the scheme editor. When you switch schemes, the settings for that scheme load and you can change them.

Duplicate the current scheme: Click the Duplicate Scheme button. When you duplicate a scheme, all of its settings are retained in the duplicate.

Share the current scheme: Select the Shared checkbox.

Add, delete, and rename schemes: Click Manage Schemes.