Manually update Visual Composer or Revolution Slider plugin.
Because Visual Composer or Revolution Slider ( Premium page builder plugin ) is free bundle in the theme so you will need to manual update it. ( Auto update bundle plugin is not allow ).
- Go to http://themeforest.net/downloads and download latest version of the theme ( Installable WordPress file ).
- Copy latest version of Visual Composer plugin in latest theme file, in folder : theme_name/inc/plugins/js_composer.zip ... or theme_name/plugins/js_composer.zip
- Extract the Visual Composer plugin on your local hard drive.
- Connect to your FTP thought FileZilla ( https://filezilla-project.org/download.php?show_all=1 )
- Delete old plugins folder then upload the extracted Visual Composer plugin to: wp-content/plugins/. Just replace existing files and folders.
- You are done.
Looking for manual update WordPress theme? read this guide: https://wpcharming.ticksy.com/article/4633/