Conversation View can be used to group messages you have sent or received to be displayed relating to a particular thread. Consequently, this guide demonstrates how to disable or enable this feature in the Outlook Web Access (OWA).
1. Open WorldPosta webmail (mail.worldposta.com)
2. In the messages pane, click on the dropdown menu.
3. In the conversation part, click “On or Off” to turn conversation mode on or off.