This task assumes you are in an Analyzer report.
-
From the context menu which
appears, click Set Hidden to hide the field.
This field is no longer visible in the list.
Note: When you hide a field which is currently used in one or more of your reports, the field is automatically removed from all of your reports, including drill-through links. You can click the Undo button to restore the field to the report prior to saving your changes. Once saved, you will have to unhide that field to restore it to the Available fields list.