Xfinity Forum Archive...
This is an archived section of the community.
Content in this area has been identified as outdated or irrelevant.
This change was done in an effort to make the forum easier to use and to keep only the most helpful and recent content active.
Post your questions in the Xfinity Community
Do you have the account enabled on the phone or any other device using POP3 instead of IMAP? If so, it may be downloading the emails and then deleting them from the server. So check the settings in the Mail app on the phone or other devices you are using.