Use this tool to find the codes of your devices and to get specific instructions on programming the codes into your Comcast remote.
The email deletion settings will remove old email from your Inbox, Draft, Sent and Trash folders automatically, based on how long the email has been in your inbox.
Select number of days after which old emails should be removed.
So why is this happening. They will be there immediately after you send a message but within 24 hours they are all gone.