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Add Home accessories on Mac
You can’t use your Mac to add accessories to Home; you must use the Home app on an iPhone, iPad, or iPod touch. See the Apple Support article Add a HomeKit accessory to the Home app, and the Home accessories website for a list of accessories that are compatible with the Home app.
Important: Sign in to the same Apple Account on your Mac and your iPhone, iPad, or iPod touch. To learn more about Apple Account, see the Apple Account Support website.