Enabling the User Defined Tab
To enable a user defined tab:
- Open a form containing a User Defined tab, for example, the Items form.
 - Select and specify the editing scope for the tab you are enabling. The scope remains in effect until you reset it. For important details on setting the scope for a form during an editing session, refer to the topic "Set and Change Editing Scope" in the help.
 - Select the User Defined tab.
 - On the Component properties sheet, set Read-only/Disable to False.
 - Select .