Hello, to switch the API key you need to have the latest update for the plugin installed, also simply switching the old key with the new one should do the job. If this is still not working, let me know and I will help. Support email: support@coderevolution.ro
Regards.

How to enable your API key in your plugin for wordpress. If i simply changed API its not work and return null error, There is no proper documantion on this. Any idea.