While most new devices will likely support Matter, many older devices will also be updated to support the new standard.
While most new devices will likely support Matter, many older devices will also be updated to support the new standard. In smart lighting, both Philips Hue and Nanoleaf have confirmed that current and future devices will support the standard. Google also says Matter support is coming to Nest devices and Android phones, to make the setup of any Matter device a breeze through the Google Home app.