Similar to the Content View, the Custom Block Library certain users to view and manage existing custom blocks that have been created on the site. View the custom block library by going to:
Manage > Structure > Custom Block Library.
Filter for existing blocks by using the search feature at the top of the page.
Other Resources
Check out some of these other resources that may help.
Are you an EPM?
Entity Project Managers can open help tickets with our Service Desk.