Hello,
Thank you very much for choosing our theme and contacting our support.
In order to activate WP Bakery Page Builder, you will need a license. Activation will give you premium support from WP Bakery Page Builder. At the same time, please note that the plugin using with our theme is absolutely legal. If you do not need their premium support you do not need to purchase the license.
If you need more information about WP Bakery Page Builder you can find it here: https://kb.wpbakery.com/?_ga=2.15978550.1631938815.1526399311-1283139317.1523371142
Best Regards
.
