How to Fix Outlook Not Sending or Receiving Emails<br />There are many reasons for you not being able to send or receive emails in outlook and i will show you how to try and fix and resolve the outlook problem.<br /><br />These are a list of the main reasons why you cannot send or receive email:<br />1. PST drive must be full.<br />2. Attachment size is higher.<br />3. Mail server drive is full.<br />4. check firewall settings.<br />5. clear outlook cache.<br />6. outlook is set to work offline .<br />7. no internet connection .