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Read how to migrate your old 1.5 site to the latest Joomla! release, and answers to frequently asked questions.

SP Upgrade is able to migrate (convert and transfer) the core data from Joomla! 1.5 (from now on called source) to Joomla! 1.6, 1.7, 2.5 or 3.x (from now on called destination) and above. You install SP Upgrade on the destination site, and you transfer items from the source database.

Installing the package is the same as with any other Joomla! component. Go to your site's back-end Extensions, Manage and click on Browse. Locate the ZIP package and click on Upload and Install.

To access the options press button 'Options':

If you the connection with the source database is not established then you will get below message:

History Log assist you identify individual items, and whether they were transferred. It is also a necessary part of the copy process, so in case you face with any interruption (e.g. due to timeout, memory, network) it can keep track and when you rerun continue from where you had the timeout. It is very important not to delete the history log, until all items are Transferred and Finalized.

In this article we will try to give a detailed step-by-step guide of how to upgrade one Joomla! 1.5 site to a newer version.

SP Upgrade can be used for upgrading Joomla! version 1.5 sites. For upgrading from version 1.0 to 1.5, use this guide: https://forum.joomla.org/viewtopic.php?f=36&p=3331274#p3331274


In this section you can find more details on how to migrate the non-core extensions. The most important thing to successfully upgrade the supported extensions is the source and destination site extension's version. The reason is that for the specific versions, SP Upgrade is tested, and we are sure that the database structure is as expected.

Find here answers to the most common questions you might have about SP Upgrade and it's usage.