If you don't want to see your application when you open Casting Configuration, you can just set the "Close Date" prior to today, and the application will be hidden from the list.
If you want to delete the application, click on the application title to open configuration.
On the first section titled "Application Info" click the downward arrow to expand it.
Scroll down to the "Danger Zone" section.
Note, deleting an application is final and cannot be undone.
Click "Delete this application".
See the Casting Help Guide for full details on Casting.
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