To update the port in follow the below mentioned steps:
- On the left hand side menu go to Ports→Pending Portin
- On the Pending Portin page enter the MDN for which you want to cancel the request.
- Click on View Portin under the action column for that MDN.
As soon you click you View Portin a window will pop up where you can change the information, after you have changed the information just click on UPDATE PORTIN to resubmit the portin request with the updated information.