how to open xampp control panel in ubuntu 20.04 code example
Example 1: open xampp control panel from terminal ubuntu 20
//you have to stop the Apache2 and MySQL.
$sudo /etc/init.d/apache2 stop
$sudo /etc/init.d/mysql stop
//And then restart Xampp server
$sudo /opt/lampp/lampp restart
Example 2: xampp ubuntu 20.04
to install xampp ubuntu 20.04
follow this link
https://linuxconfig.org/how-to-install-xampp-on-ubuntu-linux