When upgrading to Joomla 1.5 from Joomla 1.0, there is no specific migration script for sh404SEF® to migrate your sh404SEF® URLs.
However, if your content articles and content in other applications retain the same names, most of the URLs will be identical if you configure sh404SEF® in Joomla 1.5 in the same way as you have it configured in Joomla 1.0. Any differences you can adjust by customizing the URLs.
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