Same here. I have searched all over the internet and cannot find any answers. Of course, Google support is notoriously awful and cannot provide any advice except suggesting to factory-reset both the WiFi and the phone.
I checked the notification settings for Google Home app - everything is allowed. I checked the notification settings in Google Home app - everything is allowed. And yet - I do not get notifications when new devices join the network.
Thanks for reaching out. I'm sorry to hear that you're having an issue with not getting notifications from your Google Home app. I'd love to know more about what's happening, and I have a few questions:
Looking forward to your response.