Shockwave is a plugin that adds functionality to your browser. The Rosetta Stone Online uses Shockwave because it is able to provide a rich, interactive experience while minimizing download time.
You may find it helpful to print out these instructions or to read this list of frequently asked questions about Shockwave. Installing Shockwave may require that you restart your browser, so you may want to make a bookmark to this page.
If you think you already have Shockwave 8 installed, you can check compatibility on our test page. In some browsers, simply viewing this page will trigger an automatic installation.
Shockwave download takes about 10 minutes on a 56K modem.