The Officer History settings let you specify how many days officer history records are retained in Dispatch. These records are summaries of officers’ activities, grouped by shift, and include on and off duty times, tasks, and statuses. For more information on viewing this information, see the View Officer History section.
To change the number of days officer history is retained:
Click Settings > System Settings.
Type or use the arrows under Officer History to select the number of days an officer history record will be retained in Dispatch.