To manually install the plugin, follow these steps:
- Open the plugin website on WordPress.org
- Download the plugin by clicking the Download button located on the top-right side of the screen
- Open your WordPress Dashboard
- Navigate to Plugins → Add new
- At the top of the screen click on Upload plugin
- Click on Browse… and select the plugin file you previously downloaded, then click on Install Now
- Click on Activate plugin if you wish to activate it immediately