Installation

• Upload the entire plugin folder to the /wp-content/plugins/ directory.
• Activate the plugin through the “Plugins” menu in WordPress.
• “Download ZIP” links will be automatically added to all plugins to your “Plugins > Installed Plugins” menu and to all themes to your “Appearance > Themes” menu.

This is the mannual option

To add a plugin to your WordPress website from the dashboard:

• In your WordPress dashboard, choose Plugins > Add new.
• Search for a plugin with the search bar in the top right corner. A number of results will appear.
• After finding the plugin in the results, click Install Now. ...
• To use the plugin, you'll need to activate it.