New Amazon feature makes it easy to cast movies on Fire TVs and Echo Show 15 from your phoneAmazon debuted Matter Casting at CES 2024, which will begin its support with its Echo Show 15 devices.
Source: New Amazon feature makes it easy to cast movies on Fire TVs and Echo Show 15 from your phone (https://www.androidcentral.com/accessories/smart-home/amazon-matter-casting-fire-tv-announcement)