1 In the list of programs, select Microsoft Office Configuration Analyzer Tool 2.1, then click Uninstall. 2  Click Yes to confirm you want to uninstall Microsoft Office Configuration Analyzer Tool 2.1. Click Start. 2  Type OffCAT. 3  In the Search results, click the link for Microsoft Office Configuration Analyzer Tool. 4  Tip: If you want to pin the OffCAT icon to your Start page or the Taskbar, right-click the Microsoft Office Configuration Analyzer Tool shortcut, and then select either 'Pin' option.