Solution
There is no built-in function in LabVIEW Report Generation Toolkit to achieve this. However, there is a Word Get ActiveX References VI that returns ActiveX references to Microsoft Word to perform any custom operations. Attached with below LabVIEW code.

Note: This image is a LabVIEW snippet, which includes LabVIEW code that you can reuse in your project. To use a snippet, right-click the image, save it to your computer, and drag the file onto your LabVIEW diagram.