Admin Panel ‣ CMS ‣ Pages
Click add new pages
It will take to edit mode of the add new page
Then, from the drop down, select a group to which you want to map the page.
There you can create the page with Page title, Page content, Page status, meta data, Meta Keyword, Meta Content
The pages created by you will be listed here with page content and the page title.
Locate the page you need to update
Then click the edit icon and then edit the information that needs to be updated on your page.