Unfortunately, Address Book by Parson Technology program was discontinued by the developer. Because of this, the application didn't receive any more updates. The latest version was developed to run on Windows 7, so you might encounter compatibility issues while using it on Windows 8. You can use Google to find an online store from where you can purchase the latest version, and use compatibility features to run it under Windows 8. You can find out more about this subject on the following website.
