A customer can grant you an exception on a document that may or may not need signed off. Follow these steps to do so.
Step 1: Sign in and go to My Tasks, you will see a task to document exception (Sign off Req). Or you can go to the Received Supplier Documents then Exceptions tab under Supplier Approval.
Step 2: To view select View
Step 3: View details, once done close by selecting X
Step 4: Now select again, then choose Sign Off
Step 5: Review & then select Sign Off
Step 6: The status will now revert to green