If you need to change the recipient of a sign-off request, you can do so via the Account
Go to account.con.qa
Select your project from the list
Navigate to the Sign-offs tab
Navigate to the Awaiting approval tab
5. Click the pencil button next to the request you need to edit the recipient of
6. Type in the new email address.
7. Click UPDATE SIGN OFF
The sign-off has now been sent to the new recipient, they will receive an email where they can review the sign-off request and approve or request more information as appropriate.