Same problem here. I changed my wireless router and therefore my SSID,
now hue won't integrate with Google Home. It works fine through Apple
Homekit and through the Hue app. I've tried all the suggestions as well,
no dice.
We’ve noticed within the last two weeks that the behavior of broadcasts
has changed. After a broadcast, the speakers no longer make the chime
before the message, and the display will stay on the broadcast screen;
my minis and speakers will get stuck ...