Fisrt you need to download Pylips script from https://github.com/eslavnov/pylips to generate a connection on the philips TV.
Follow its readme and the setting up Pylips to get the config file created. Get from the config file user and pass, copy them in Auto Ambilight Philips plugin settings. Fill also your tv ip address.
After this initial config it should just start working !
This plugin is not officially commissioned/supported by Philips. The trademark "Philips" and "ambilight" are registered by "Koninklijke Philips N.V.,"
Licensed under The MIT License.