To configure FTP to use passive mode, follow the steps below:
1. Connect to your FTP server using your preferred FTP client.
2. Once connected, navigate to the settings or preferences section of your FTP client.
3. Look for an option to switch to passive mode and enable it.
4. Save the changes.
5. Close and re-open your FTP client to apply the changes.
Note: The exact steps may vary depending on the FTP client you are using. Consult the documentation or support resources of your FTP client for more information on how to enable passive mode.