Certain elements with Flothemes are built with the Visual Composer plugin which is provided as recommended plugin.
If this is applicable to your theme, downloading the plugin is free.
To download visual composer, login to your account at Flothemes and go to the download section, find your theme and in additional download files, select download:
NOTE! You may be notified to update the plugin and it will ask for payment. You do not need to purchase the updates, if required, we will make the update to the plugin, and it can be replaced on your site.