Select the appropriate link. **Be sure to install the correct version for your purposes. If installing for use with Word, you'll need to choose the appropriate version; Windows or Mac. The LibreOffice plugin works on both types of computers.
When you see the pop-up message, "Firefox prevented this site from asking you to install software on your computer", select Allow.
Select Install Now to download and install the plugin.
You will need to restart Firefox once this process is complete.