It's been like this for days. The ones that are still responding are Philips hue bulbs. The ones that aren't are mostly Meross smart plugs. No updates available, and I've unplugged/plugged in
Best smart plug 2021: Wemo, Philips Hue, meross, more - 9to5Toys
meross Smart Light Bulb, BR30 Flood WiFi LED Bulbs Compatible with Apple HomeKit, Alexa, Google Assistant & SmartThings, Dimmable E26 Multicolor 2700K-6500K RGBCW, 1300 Lumens 100W Equivalent, 2 Pack - - Amazon.com
Meross Dimmable Multicolor 1300 Lumens 90W Smart LED Light Bulb – Meross Official Store