Tools | Accounts | Mail | Properties | Advanced - Uncheck: Leave a copy of
messages on the server, or at least check to Delete messages after X days
to satisfy your allotted space you get from your server.
You may need to logon to your server's Webmail site to remove what is
there as of now.
Want to reply to this thread or ask your own question?
You'll need to choose a username for the site, which only take a couple of moments. After that, you can post your question and our members will help you out.