Joomla! Documentation™

1. • 如果是這樣，您是自己建立的嗎？
     • 如果您是自己建立的，您應該可以搬遷網站到 Joomla 4.x。
     • If you have a custom template that you did not write yourself, and you are not planning to replace it with a template that is Joomla 4.x ready, it is recommended that you seek assistance from a template developer to migrate/convert your extension to work with Joomla 4.x. See the template development category of the Joomla! Service Providers Directory or contact the developer that built it for you.
2. Do you have constantly changing data (user data) on your website?