Knowledge base KB0045

Excel does not open when double-clicking an Excel file


Under certain circumstances, an Excel setting gets switched on which prevents Excel from receiving commands from other applications. This also affects opening files on double-click.


  1. Open Excel from the Windows Start menu
  2. Open the Excel options:
    Office 2007: Office Button Office ButtonExcel Options
    Office 2010, 2013 and 2016: FileOptions
  3. Go to AdvancedGeneral
  4. Make sure that Ignore other applications that use Dynamic Data Exchange (DDE) is not checked.