Users can log in to the website of OLSaaS, and operate in"Vessel Management → Cert. Management → Vessel Cert."interface according to the following steps 1-6：

After customizing the vessel certificate classification, you can directly view the type of the target certificate in the certificate list for added convenience (as shown below).

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.

How to customize certificate classification (Document).pdf