This plugin allows calibre to write metadata to KePub files being sent to your device. This  plugin is required for calibre to update KePub metadata using a metadata plugboard and provides no  benefit if you are not using metadata plugboards with KePub files.
Usage:
There  is no setup or special usage for this plugin. Once installed, restart  calibre and the plugin will automatically be invoked when required.
Special Notes:
This plugin requires 
calibre 3.42.0 or later.
Installation Directions
Open  
Preferences -> Plugins -> Get new plugins and install the  'KePub Metadata Writer' plugin. You may also download the attached zip file and install the plugin manually, then restart calibre as described  in the  
Introduction  to Plugins thread.
Version History