Google Nest Community

Why does Google Home App, not provide all the same features on the original smart device app? I have a few devices that have other settings that I can automate or set off on the original smart app for the device. Eg light colours, fan settings timers...

Okay Google, I know this is been mentioned before But why can't you allow facial recognition to trigger a routine. I would like the lights to turn on at my door before I have to go inside and give a voice command, and I certainly don't want to be rin...