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<li>From the '''Customisation''' menu, select '''Data Inventory Manager'''.</li>
:The Data Inventory Manager window displays.
<li>From the left pane of the Data Inventory Manager window, select the
item and data category that contains the CDF you would like to inactivate.</li>
<li>From the right pane of the Data Inventory Manager window, click the row of the custom defined field you would like to inactivate.</li>
<li>Click the [[Image:FieldViewIcon.png]] button to display the CDF Editor window. From the CDF Editor window, uncheck the '''Active''' checkbox and click the '''Save''' button.</li>