HomePod with 15.1 knocks Home accessories offline for iOS, iPadOS 15.4?
Removing HomePod from Home app resolves "No Response" issue... AppleTV 4K with tvOS 15.4 in the mix as Home Hub as well as HomePod, but doesn't affect outcome. Was able to reproduce with only HomePod onboarding being the only variable.
Everything was working fine until Tuesday 3/22/22. Any way to downgrade HomePod software/firmware?
HomePod, 15