Upon logging in to the Aria Operations UI, you see a yellow banner at the top of the page that says:
"Your certificate is going to expire soon. Please check the expiry date to take an action"
VMware Aria Operations 8.x
There are certificates in the Aria Operations truststore that will expiring soon.
Review article Certificate overview for VMware Aria Operations section 'Adapter and authentication sources' for more information on endpoint certificates and potential caveats.
TechDocs: Removing an Adapter Certificate