Send the following on WhatsApp
Continue to ChatInstalling RXTX for Serial Communication with Java https://blog.henrypoon.com/blog/2010/12/25/installing-rxtx-for-serial-communication-with-java/
Installing RXTX for Serial Communication with Java https://blog.henrypoon.com/blog/2010/12/25/installing-rxtx-for-serial-communication-with-java/