Switching On Implicit FTPS

By default IIS FTP site supports explicit FTPS only. To turn on implicit FTPS, follow these instructions:

  1. Open the IIS Manager. Go to Sites > FTP site, and click Bindings.

  2. Add a binding with the following properties:

    • Type = ftp

    • IP Address = All Unassigned

    • Port = 990

  3. Restart the FTP site and the DefaultAppPool application pool.