For a design with a status of "pending approval", click "view design" to view the design details. Here you can chat with the designer, request changes, or approve the design.
If changes need to be made on a design that has already been approved, a new design request has to be submitted. Click + Design Queue Request to request a new design if major changes need to be made.
If the changes are small, the rep can click the three dots above "view design", clone the approved design, and make the changes needed before submitting for a new design.