This thread is resolved. Here is a description of the problem and solution.
Problem:
If you're experiencing issues with the WPML plugin not connecting to wpml.org after moving your site to a different domain and registering the new domain, and you're unsure where to enter the registration key in WordPress.
Solution:
1. Navigate to WPML → Support and click on Installer Support. Share the last few log messages with us to help diagnose the issue.
2. To clear any notices, go to Dashboard → Updates and click the 'Check again' button.
3. Go to Plugins -> Add New -> Commercial on your website and click the 'unregister' link.
4. Visit https://wpml.org/account/sites/ and delete the existing site key.
5. Return to Plugins -> Add New -> Commercial on your website and click the 'register' link.
If this solution does not resolve your issue or seems outdated, we highly recommend checking related known issues at https://wpml.org/known-issues/, verifying the version of the permanent fix, and confirming that you have installed the latest versions of themes and plugins. If the problem persists, please open a new support ticket at WPML support forum for further assistance.
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