@hikano765 use this.expressApp in node_helper.js Of course, you can use your own express or fastify whatever by importing that node module.

@hikano765 a better thing would be to change the address: to address:“0.0.0.0” then it will listen on all the active network adapters . you will also have to fix the ipWhitelist to allow apps from outside systems to connect while you are developing your mm solution it’s easiest to do ipWhitelist:[], to allow apps from any system on your local betwork