To uninstall BulletProof Go!Zilla 3.9, you can use the uninstall option under the BulletProof Go!Zilla Folder in the start bar, or use Add/Remove Software in your Start -> Control Panel.

If you uninstalled BulletProof Go!Zilla using another method, such as removing the program folder, you will need to reinstall it, then remove it using one of the above methods.