What are the reasons for Outlook failing to connect to the server?
Outlook is the best programming software for emailing and does face technical glitches. When sometime Outlook cannot connect to server or fails to receive and send email don’t panic. This error may happen due to many reasons, such as:
Network connection issues
Synchronisation issue with OST
Broken OST file
Defective Outlook profile
Defected program files for Microsoft Office or Outlook
Deactivated or destroyed exchange server mailbox.