In order to view or edit an injured worker's Social Security Number, go through the Claim Info tab, the Claimant sub-tab, and click on the View/Edit link:
From the next window, you can click:
the eye icon to view the SSN,
the Edit button to add, remove, or edit the SSN,
the Close button or the X at the top, right-hand corner of the screen, to close the window: