This page details the functionality related to the modification of collection assets.

...

A trackable collection once published cannot be deleted.

Adding certificate

Adding a certificate to a trackable collection doe not happen during the creation of the collection and hence not part of the sourcing flow. The option of specifying when to issue a certificate should be part of adding certificate and not part of creation flow.

Non-trackable Collections

...

When an asset linked to a collection (trackable or non-trackable), is modified and republished, the new version of the collection asset should NOT automatically get linked to the new versioncollection.

For a collection to reflect the new version - the collection has to be modified, the newer version is explicitly updated and collection republished. As described in the above section, version update can only happen in case the asset is non-trackable in the collection.

When a collection is getting edited, in case there are newer versions available for some of the linked assets, the editor should indicate the same. There is an option to update to the latest version.

As described in the previous section, version update can only happen in case the asset is non-trackable in the collection.

Deleting an asset linked to a collection

...