After theme purchase from ThemeForest, please, download the theme from ThemeForest. For that, you need to enter Downloads area in your account on ThemeForest, where you will see all your purchased themes. Find Lightbook theme among them and click on the Download button on the right from the main content. In the provided list you will see the opportunity to download the whole theme package with all additional files or the theme .zip file directly.
If you have downloaded the whole theme package, you will find there such files after extracting:
- Lightbook Template folder: contains the installable WordPress theme
- Documentation folder
- PSD folder