Click on the following link and Download the file named "ver8solo.exe" to your computer.

www.cobranotices.com/download/version8/ver8solo.exe

You can save it to any folder that you wish including your Windows Desktop.  Once it has been downloaded, you can run the executable by double-clicking on the file named "ver8solo.exe".   It will instruct you to click the Next buttons while it is installing your new documentation for version 8.  The last screen that you should see will indicate that it has completed successfully.