- Navigate to File > Options > Add-Ins. If NetSuite for Outlook does not show up in the list, select Disabled Items in the Manage dropdown field and click Go. Highlight NetSuite for Outlook and click Enable.
For Outlook 2007, navigate to Tools > Trust Center > Click on the Add-ins section.
Note: Outlook 2003 and earlier versions are not compatible with the new NetSuite for Outlook integration.