Upload the guild-wars-2-wvw-matchups folder to the /wp-content/plugins/ directory.
Activate the plugin using the 'Plugins' menu in your WordPress admin panel.
You will find 'GW2 - WvW Matchups' in your Widgets page on WordPress admin panel.
Drag the widget to where you want to have and set the world who want to appear to show the match with scores.
If the load times on your website increases, you should look at the permissions on the folder 'cache' in the plugin directory /wp-content/plugins/guild-wars-2-wvw-matchups. You have to give write permissions (777).
Requires: 3.0 or higher Compatible up to: 4.0.3 Last Updated: 2014-9-7 Active Installs: