IMPORTANT NOTICE: How to upgrade River to version 1.4 and Visual Composer to latest version included with the theme?
Before you start, you need to deactivate & delete Visual Composer plugin from WordPress Dashboard > Plugins.
In order to update the theme to latest version, please perform following steps:
1. Download latest All files & documentation file from ThemeForest (your Downloads page)
2. Extract it and locate river.zip
3. Extract river.zip and locate river folder
4. Copy/Replace the content of river folder to /wp-content/themes/river folder of your web site.
Using this method, none of existing content or settings will be lost.
When update is done, please go back to WordPress Dashboard. You will see notice at the top that missing plugin (Visual Composer) is required. Please follow instructions there in order to install and activate the plugin.