As mentioned in the other thread:
The Config has to be changed manually in the web interface under “Edit Homebridge Config”. Here’s our HowTo on exactly how you can set it up: https://www.max2play.com/en/how-tos/how-to-max2play-voice-control-with-apple-voice-assistant-siri/
The Webinterface of HomeBridge is not intended to be used in this solution. Please refrain from trying to use it.