To Edit Approved Comments

Follow these steps to edit an approved comment.

Log in to Comments Tracking as a Comments Tracking Administrator.
Navigate to the completed workflow.
Select the Comments tab.
Navigate to the document for which you want to modify its approved comment, and then expand its row in the grid.
Do one of the following:

Expand the approved comment and edit the content directly on the comment. Changes are saved immediately after navigating off the modified field.

or
From the Comment Actions menu, select Edit comment, then make the desired changes, and then when finished, click Save.