- Login to PuTTy as root.
- Execute the given command.
vi /etc/pure-ftpd.conf
- Scroll down to the line that says:
# IP address/port to listen to (default=all IP addresses, port 21).
Bind 21
- Change the port from 21 to any other as per your choice.
You can chenge the FTP Port from WHM as well. Check the video tutorial and blog to read in detail procedure.