After activating Ellen, you will see the following notice:
Click Begin installing plugins. You will be navigated to the Install Required Plugins page.
Simply check all of them (or all of the required plugins and some recommended plugins you like) and from the drop-down select Install, then hit Apply.
Note: Please make sure you are installing any one LMS plugin (LearnPress or Tutor LMS) which one you need.
If you want to use LearnPress and LearnPress Review plugins then please install the plugin manually from Plugins->Add New.
Note: When you start installing the plugins process please make sure the parent theme is activated. With Ellen Child theme some plugins will not install.
Required plugins: Elementor, Ellen Toolkit and
Advanced Custom Fields PRO.
Recommended plugins: Tutor LMS, LearnPress, Contact Form 7, WooCommerce, and One Click Demo Import.