Version 2.5.3 FAQ
From Joomla! Documentation
With the release of 2.5.3, I can no longer create or modify Custom HTML modules. Is there an issue in which Custom HTML modules no longer work? Or is there an new procedure for creating them?
With the release of 2.5.3, I can no longer create or modify Custom HTML modules. Is there an issue in which Custom HTML modules no longer work? Or is there an new procedure for creating them?