After click to a image pointer at the home page it show this message:
Class "JDispatcher" not found
The error indicates that one of extensions on your site is not ready for Joomla 4, you can share the URL of that page (where I can click the image) and share the super admin + FTP account so I can check.
super-mouse The error comes from this file:
I updated for you, kindly check.
Followed your instructions, Problem solved.
Thank you very much for your support.
Kind regards ans have a nice day