How to upgrade from early versions of Mambo to the latest releases. This tutorial for Mambo shows you the steps and includes the files you will need to bring your site from Mambo 4.5.1.0.9 to either Mambo 4.5.6 or right up to the latest stable version.

Running old versions of Mambo, or any software, can leave your site exposed to security risks. You should always be using the latest stable release of the Mambo CMS. This tutorial discusses how to upgrade Mambo and provides links to resources that can make upgrading easier.