Switching On Implicit FTPS
By default IIS FTP site supports explicit FTPS only. To turn on implicit FTPS, follow these instructions:
- Open the IIS Manager. Go to Sites > FTP site, and click Bindings.
- Add a binding with the following properties:
- Type = ftp
- IP Address = All Unassigned
- Port = 990
- Restart the FTP site and the DefaultAppPool application pool.