AOL Mail lists your emails together in a single thread, making it easier to follow the flow of the conversation. This feature can help you quickly locate specific emails and reduce clutter in your inbox.
Turn conversations on or off
1. Click the Settings icon 
| click More settings.
2. Click Viewing email.
3. Toggle Group by conversations on or off 
.
Delete a single email or a full conversation
Delete a single email
1. Click on the conversation where the email is located.
2. Click the More Icon 
| click Delete Message.
Delete a full conversation
1. Locate the thread you want to delete.
2. Click in the box to the left of the message.
3. Click Delete at the top of your Inbox.
Still need help? Call paid premium support at 1-800-358-4860 to get live expert help from AOL Customer Care.