Create a new Search API server

Go to http://example.com/admin/config/search/search-api
○ Click on "add server"
○ Add a name for the server
Add the connection configuration to your Solr server and leave the other defaults

These steps are only for Drupal 8.

Download modules using Composer

Better download the modules using Composer than Drush. This will install the required libraries, including the class Solarium. General (deeper) instructions may be found at Using Composer to install Drupal packages through Drupal.org

Run these commands in the Drupal root folder.

This documentation is written for the 8.x-2.x version of Display Suite.

By following this method the site builder gets a block to place that can have a set of fields as defined by a view mode. The block's display can be templated in twig accordingly, and its theming will reflect any selected layouts in the display suite controls.

If saw this warning in your site's status report:

Your server is capable of displaying file upload progress, but does not have the required libraries. It is recommended to install the PECL uploadprogress library.

… googled for a solution, and arrived here, then please read this core issue: #2718253: Uploadprogress PECL, documentation and recommendation on status report.

Flag Notify is a module that allows flexible email-based notification of comments, content and (optionally) groups using the popular Flag framework.

These pages describe the installation and usage of the module.
Click on the documentation specific for your version of the module:

• Why use Docker?