You can install the theme in two ways: through WordPress, or via FTP. The LuckyShop.zip file is the Installable WordPress Theme and what you need to use to get the theme installed. There are two ways to install LuckyShop, via WordPress or via FTP. Click here for the WordPress method video tutorial, and here for the FTP method video tutorial. But first, you need to download the LuckyShop files from your ThemeForest account. Navigate to your downloads tab on ThemeForest and find LuckyShop. Click the download button to see the two options; The Main Files and the Installable WordPress Theme.