This prompt is procedurally controlled, and the options you are given will be those assigned as possible Next statuses for the activity or object file. You cannot create your own statuses from this prompt.
Field Type
Field Location
Object > Diary window.
The Diary window of all Activity modules.
Searching
Search this field with 'All Text' in Advanced Search, or use a Select Statement.
Reporting
Select 'Scheduled Status' in reporting.
Sorting is not available for this field.