Strict Mode Set Up with nuxeo.retention.strictmode.enabled=true 

In nuxeo.conf, 

Set property nuxeo.retention.strictmode.enabled=true 

• Use nuxeoctl configure
• Check the generated configuration.properties file
  both properties with the according values can be found in the file

Start Nuxeo
Nuxeo instance starts
Create a document of type File , expectation: strict mode is enabled

ideally
Comments are disabled
Attachments are disabled
Versioning is disabled
But all are enabled