Open the installed.properties file which is located in the server_install/conf/server directory.
The installed.properties file contains the properties that were set during installation.
Ensure that the install.server.web.always.secure property is set to Y.
Ensure that the install.server.web.ip property is set to the port the server should use for HTTPS requests.
Save the file and restart the server.
NOTE
To complete unauthenticated mode for HTTP, contact Serena Support.