How to install MODI OCR engine
Microsoft Office Document Imaging (MODI) is a Microsoft Office application which includes an OCR engine. It is included in Office versions 2003 and 2007. OCR WinTask functions can use the OCR Engine from Office 2003 or Office 2007 if the Office MODI component is installed.
The OCR engine from Microsoft (MODI OCR engine) is also available without Office 2003 or Office 2007 installed on the computer. Follow the point 2 in this article: http://support.microsoft.com/kb/982760 to install MODI OCR engine.
If MODI is not installed whereas you have Office 2003 or 2007 installed, here are the steps to install MODI component: