Google Nest Community

I recently installed a Nest Learning Thermostat and now I'm adding a Nest "Remote Temperature Sensor.I have it active on the Nest App, but can't figure out how to migrate it to the Google Home App? Do I have to use (2) separate and distinct Apps, to ...

I just tried to setup my Camera w/Floodlight. Simple to install, no aggravation ... until now.I can scan the QR Code and it accepts the input."Looking for devices" doesn't find it.Then it says "Connecting to assisting Nest Device" and it doesn't find...