To create a new outcome for a workflow:

1. Click on Setup > Application > Workflows in the top menu
2. Locate the Search box
3. Type part of the name of the workflow you are searching for
4. Click on the Search icon 
5. Click on the workflow name
6. Click on the name of the status you wish to add an outcome to
7. Click on the New outcome link in the middle of the form
8. Fill in the form as necessary
9. Click on the Save button

The form has the following fields:

• Outcome name: The name of this outcome
• Outcome type: The type of this outcome. You can select between Success, Failed and Stand by. These types are used to indicate the outcome of a status using icons
• Next Status: the status that the candidate should be moved to after having been give this outcome. If you do not specify a status here the candidate will not be moved when the status is applied
• Activity outcomes bound to this Status outcome: See Associating activities with workflow statuses

Mark Use security option, to ensure that only those users can create or update the outcome for this workflow status, to whom the administrator has assigned these permissions.