I’ve just installed PrestaShop on my VPS (Virtual private server) which is running Virtualmin (an open source web server control panel) and it said that PHP Mcrypt Extension need to be enabled. In order to install PHP Mcrypt Extension on Virtualmin, follow steps below:
1. Login to Virtualmin with root account
2. Switch Webmin control panel
Virtualmin swtich to Webmin
3. Go to System/Softwares Packages on the left panel
Webmin System Softwares Packages
4. Click Browse YUM
Webmin Browse YUM
5. Type mcrypt and click Find packages matching
Webmin Find PHP Mcrypt Package
6. Click install to enable the PHP Mcrypt Extension
Webmin Install PHP Mcrypt Package
7. Restart Apache server, go to System Information on the left then click Restart Apache on the right under Status panel
Webmin Restart Apache Server
