How to Install Ioncube Loader on Unbuntu 20.04, 18.04, 16.04 or 14

You must have ssh access with root permission. Download ioncube loader:

root@ubuntu-15:    wget http://downloads3.ioncube.com/loader_downloads/ioncube_loaders_lin_x86-64.tar.gz

root@ubuntu-15:   tar -zxvf ioncube_loaders_lin_x86-64.tar.gz -C /usr/local/src/

root@ubuntu-15:   /usr/local/src/ioncube# mkdir /usr/local/ioncube

root@ubuntu-15:   /usr/local/src/ioncube# cp ioncube_loader_lin_5.6.so ioncube_loader_lin_5.6_ts.so /usr/local/ioncube/

Edit php configuration files:

root@ubuntu-15:   apt-get install nano

root@ubuntu-15:   nano /etc/php5/cli/php.ini

/etc/php/5.6/cli/php.ini
/etc/php/5.6/fpm/php.ini

and enter the following at the end:

zend_extension = /usr/local/ioncube/ioncube_loader_lin_5.6.so

service php5.6-fpm restart
service apache2 restart
…
or simply
reboot

If you want to install it for multiple php versions then edit related php.ini for php 7.0, php 7.1, php 7.2, php 7.3, and php 7.4