Yes, you can continue to use Elementor after you have changed domains.

To replace the URL:

1. From the WordPress dashboard, go to Elementor > Tools, and click the Replace URL tab.
   
2. In the Update Site Address (URL) fields, fill in the previous URL and the current URL.
   
3. In the Update Site Address (URL) fields, fill in the previous URL and the current URL.
   
4. Click Replace URL.