Please do refer to the below steps for HTTP to HTTPS redirection.
1. The Application should be running on port 443 with HTTPS.
ChangeWebServerport.bat 443 HTTPS - the command to change the port to 443 with HTTPS under
ManageEngine\SupportCenter\bin
Navigate to the location ManageEngine\SupportCenter\Conf and open the file 'server.xml' with a Wordpad or Notepad++ and add the below entry in the file as shown in the image.
<Connector port="80" redirectPort="443"/>
2. Navigate to the location ManageEngine\SupportCenter\webapps\ROOT\WEB-INF and Edit the web.xml file. Search for the content below and add the lines in bold / highlighted.
<security-constraint>
<web-resource-collection>
<web-resource-name>Secured Core Context>/web-resource-name>
<url-pattern>/jsp/*</url-pattern>
<url-pattern>/tasks/*</url-pattern>
<url-pattern>/debug/*</url-pattern>
<url-pattern>*.do</url-pattern>
<url-pattern>*.cc</url-pattern>
<url-pattern>/servlet/*</url-pattern>
</web-resource-collection>
<auth-constraint>
<role-name>*</role-name>
</auth-constraint>
<user-data-constraint>
<transport-guarantee>CONFIDENTIAL</transport-guarantee>
</user-data-constraint>
</security-constraint>
3. Restart the service.
Note: Please take a copy of the server.xml file and the web.xml file before you make the above changes.