You can add a rule for an application only if the application is already in the application list. If it is not in this list you should Add it to the list. You can add a rule only for an application that has Partially allowed status.
To add a rule for an application:
Select Options
Select Application
Highlight the application
Click Edit
In the drop down list, select Modify rules...
You will see the list of all the rules the application has. Click Add
Select the Event to which the rule applies. You can select the criteria for your rule in the Select Event window:
Local host and port
Time interval (available only in Outpost Firewall Pro. See Benefits of Outpost PRO).
Selecting a checkbox, in the Select Event window, adds its message to the Rules Description field. If a rule is listed as undefined, you should click on it and select one of its options.
Select an action for your rule in the Action field. It can be:
Allow it
Deny it
Reject it
Report it
Run application
Assign a name to the rule in the Name of the Rule field.
Click OK.