You need the following installed on the server software:
- Apache 2.0 or above
- PHP 5.4 or above
- MySQL 5.0 or above
- Installed extension PHP Zlib
- Installed extension PHP XML
- Installed extension PHP GD2
- Installed extension PHP mbstring or iconv
The minimum size of RAM is 8 Megabytes, the recommended size of RAM is 16 Megabytes.
It is also recommended that you disabled the PHP Safe mode