MS Outlook 2016 – The server is unavailable


  1. Go to “START” à “CONTROL PANEL” -> Mail (32-bit).
  2. Click on “Show Profiles”.
  3. Select “Maastricht University” and click the button “Remove”.
  4. Click “Add”.
  5. Enter a Profile Name:  UM2016
  6. Select “E-mail Account”.
  7. Make sure the username is your user account of the UM.
  8. Click “Next”.
  9. Select “Manually configure server settings”.
  10. Select “Next”.
  11. Deselect “Use Cached Exchange Mode”.


12. Click “Finish”.

13. Make sure the created profile “UM2016” is set to always use this profile.