The credential contains information describing its intended use that is accessible through the Acrobat Reader DC extensions end-user web application. You can use this information to determine the type of credential installed (either evaluation or production) and its validity dates.
You must have administrator or super user privileges to log in using the default user name and password. To allow other users to access Acrobat Reader DC extensions, create the user accounts in User Management and grant the users the Acrobat Reader DC extensions Web Application role.
The credential’s expiration date is also available on the Settings > Trust Store Management > Local Credentials page of administration console, under Expiration Date.