Why does HomePod keep disconnecting from my Apple ID?

Get to know HomePod by reading the articles listed above and this

Change settings for HomePod

https://support.apple.com/en-ca/HT208341

if you have an Apple TV it can be used as an audio source for that

it just does that from time to time. I know it’s not ideal but few of us can ever figure out why it fails to respond to our queries.

You can troubleshoot your wifi connection though. Things like unplug your wifi router for a minute etc and even just unplugging HomePod for a few seconds can often correct this, it’s ok to unplug it.

You can’t hide your apple account or Apple ID from HomePod. It needs it to function.

you might need an Apple Music subscription to use some features , like playlists or play songs you don’t own. It’s a free 3 month trial ... cancel before the trial ends so you’re not charged once the trial ends, if you don’t wish to keep it,

To bring up HomePod settings in the home app . Go to HomePod Icon and long press on it , choose settings in the bottom right corner and scroll through that. There you will see your Apple ID - Verify it’s correct.

Confirm you have these settings in place:

https://support.apple.com/en-ca/HT208241

Get started

• Make sure that your iPhone, iPad, or iPod touch is updated to the latest version of iOS.
• On the iOS device that you use to set up HomePod, make sure that you signed in to iCloud with your Apple ID and turned on iCloud Keychain. You also need to have two-factor authentication set up for your Apple ID.
• Make sure that your iOS device has Bluetooth turned on and is connected to your home Wi-Fi network.*
• Make sure that the Home app and Apple Music app are installed on your iOS device. If you deleted either of these apps, go to the App Store and redownload them.