How to use OPML Support

To import or export OPML, select the "Show All Bookmarks..." option from the "Bookmarks Menu."

Then, click on the "OPML Support" button in the toolbar. It's the one that looks like a bullseye:

That's all there is to it! If you're having trouble with the extension or would like to see a new feature added, you can or e-mail me at cfinke@gmail.com or fill out a bug report here.