Learning Solutions (Rebooking Course Approval/Reject/Cancel) options are not pop-up in portal (UWL)

Dear Experts,

We are implementing LSO for my client, we are facing one issue while rebooking the course.

When user rebook the course, approver getting Course Approval/Reject/Cancel pop-up window for take furthure action in SAP mail box (Backend) but same options are not pop-up in the portal (UWL), how to get/display the same pop-up box in portal (UWL) for approver

Please find the below screenshot for your reference.

Thank you so much in advance for your great support.

Thanks and Regards,

Vijaya.