If you have not received certain emails you are expecting or are missing any new messages in Outlook altogether, Problems could help you pinpoint and resolve the issue. Look for these common causes for Outlook not receiving emails to make sure you don't miss another message. Cause: Outlook is offline. Solution: Verify that Outlook is online. On the Outlook loading new emails menu, make sure that Work Offline is not checked. Cause: Outlook is not connected to the server that is running Microsoft Exchange Server. Solution: Check your Microsoft Exchange server connection. 1. On the Tools ribbon, choose Accounts. 2. Look at the Exchange account in the left pane. If there is a problem with the connection, the indicator icon will be orange. If you successfully connected to the account before, try to connect to it from another Exchange application. Cause: Items from an Exchange account are stored in the Outlook cache. If this cache becomes corrupted, it may cause s...