Joomla! 1.5.23 is a security release, no new features have been added.
The official Release Notes for Joomla! 1.5.23 are available here - http://www.joomla.org/announcements/release-news/5367-joomla-1523-released.html
 |
Before upgrading Joomla!, make a backup of your database. See the MySQL or PostgreSQL User Guides for more information if necessary. |
To upgrade the application, go to the Control Panel > Applications > Joomla > Updates Available -> Update application
