According to the setting of vessel certificates by shore-based personnel, for the certificates that 
 
 are due or overdue,there will be a reminder at the workbench (generally at the Master's workbench). 
 
 In the Intersea Communication System, about to expire refers to imminent expiration and has already expired refers to overdue. 
 
 
 
 
   Users can log in to the website of OLISS ,and enter the 
  Workbench  interface by default 
  ,click 
   Waiting Task → Vessel Cert." and in the vessel certificate expiration interface, can search for the target vessel certificate in the filter bar, and can also perform "edit" or "delete" operations on the ship certificate as needed. If clicked "edit", it will enter the vessel certificate editing interface. In this interface, fill in the certificate name, expiration date, certificate number, English name and other relevant information as needed, and can fill in remarks and upload attachments. Finally, click "Confirm". 
 
 
 
   This document takes "ship certificate expiration" as an example 
 
 
  
 
 
 
 
 
 
 
 
 
 
 Description: 
 
 For the certificate that is due or overdue, users can also delete the original certificate, and then add new certificate in the "Vessel Certificate" interface.