WordPress.org

Automatic

1. Login to your blog and go to the Plugins page.
2. Click on the 'Add New' button.
3. Search for 're-abolish slavery ribbon'.
4. Click 'Install now'.
5. Enter your FTP or FTPS username and password. If you don't know it, you can ask your web host for it.
6. Click 'Activate plugin'.
7. You're done. The ribbon should automatically show up in the upper-right hand corner of your site.

Manual

1. Download the plugin and un-zip it.
2. Upload the re-abolish-slavery-ribbon folder to your wp-content/plugins/ directory.
3. Activate the plugin through the 'Plugins' menu in WordPress.
4. You're done. The ribbon should automatically show up in the upper-right hand corner of your site.