Update Through Theme
When a new WPBakery Page Builder plugin update is released you will need to wait until a theme update is available which will include the updated version of this plugin. To update the plugin do the following:
Step 1: First you need to update theme as described in the Updating The Theme section.
Step 2: Now go to Appearance > Install Plugins, find the WPBakery Page Builder and click Update.
If you want to automatically update the plugin you will need to purchase the WPBakery Page Builder plugin separately in order to obtain a purchase code.