SRSuganya Rathinam Syncfusion Team April 25, 2016 06:22 AM UTC
Thank you for contacting Syncfusion support.
DocIO provides support to replace the text with a new TextBodyPart. The hyperlink can be placed inside the paragraph of a TextBodyPart which can be used to replace the text in the document. Please find the following code snippets for your requirement and let us know if it helps.