You must have a working MailScanner set-up and have running copies of:
- MySQL (5.6 is recommended for full UTF-8 support, and MariaDB 10.x is reported working well too)
- Apache or nginx
- PHP 5.3.17 or better (with MySQL and GD support), using last stable and supported version is highly suggested
And for MailScanner CustomConfig modules to be able to use a work, you need:
Please read through the installation/upgrading instructions in their entirety before proceeding.