1] To add a sub page having a main page is mandatory. Login as admin.
2] Select the module ‘pages’ and click on ‘Add sub page’.
3] Select the ‘Main Page’ where you want to add your sub page.
4] Filled all the necessary credential in ‘Add New Sub Page’ and click on ‘Submit’ button.
5] After this you can view the particular sub page under ‘List of pages’ sub module for confirmation.