How to Fix Outlook Error: 0x80040900

Task ‘ – Receiving’ reported error (0x80040900) : ‘The server name you entered can not be found on the network (it might be down temporarily). Please verify that you are online and that the server name is correct.’

  • You are either disconnected or not connected to the Internet or a network
  • Incorrect account settings
  • Your user profile in Outlook is damaged
  • Incorrect configuration of your Antivirus software
  • Outlook has been removed from the computer or the installation is damaged
  • Incorrect configuration of personal firewall software