Apple and Google add Thread 1.4 support

Thread credentials can now ride between Apple TV and Google TV.

Apple and Google are moving the smart home one step closer to a frictionless Thread-based setup, as Thread 1.4 lands on key consumer devices. The Verge reports that Apple has pushed Thread 1.4 to its tvOS 27 developer beta on Apple TV, and Google has updated its Google TV Streamer to support the same spec. In both cases, the update lays the groundwork for Thread credential sharing, enabling border routers to connect to an existing Thread network rather than spawning a new, separate one. In practical terms, that means a new device can join your home’s Thread network more smoothly, without you juggling credentials or reconfiguring a dozen devices each time you add a helper gadget.

Thread is one of the connectivity protocols underpinning Matter, the interoperability standard for smart-home devices. The Verge notes that Thread is designed to be part of a cohesive, device-agnostic ecosystem, with Border Routers acting as bridges between local Thread networks and broader Internet connections. The original plan for Thread Border Routers was to work seamlessly across ecosystems, reducing the pain of mixing devices from different manufacturers. This update shows the first concrete step toward that shared trust, in which Border Routers can leverage a common credential mechanism to join an existing Thread network rather than creating its own.

The practical upshot for households is cleaner onboarding and less network gymnastics. If you have a Thread-based setup and you add an Apple TV or a Google TV Streamer, the new capability could let the device piggyback onto your current Thread network rather than starting a fresh, isolated Thread domain. In theory, that means you could dispense with duplicating Thread credentials across devices and simplify the path from unboxing to a functioning smart home hub. The Verge frames the change as a crucial piece of the interoperability puzzle that Matter has sought to solve for years, pointing out that these devices serve as important Thread Border Routers within a typical home.

Yet the development comes with caveats worth watching. The catch, as observers will note, is privacy and potential lock-in. Credential sharing across Border Routers broadens the surface where Thread credentials may be accessed or misused if protections aren’t stringent. As more devices gain 1.4 support, manufacturers will need to provide robust access controls and clear user controls for credential management to avoid inadvertent exposure or cross-device leakage. For consumers, that translates into watching how well manufacturers document permission prompts, how easily you can revoke or rotate credentials, and what defaults are set once a new Border Router comes online. The tradeoff, of course, is a more seamless setup versus the risk that a single point of credential sharing becomes a broader vector for compromise if not properly secured.

From a cost and coverage standpoint, the changes show a low-friction path for adoption. The updates come through software, not new hardware, and there’s no indication of extra subscriptions or fees tied to Thread 1.4 itself. In industry terms, this pattern lowers the barriers to broader Thread coverage across major ecosystems, a move that could accelerate consumer adoption of Matter’s interoperable model. Still, as Matter and Thread evolve, expect a few practical glitches: vendor implementations may vary, and early adopters should verify exactly how credential sharing works in their homes and what controls exist to limit exposure or unintended device linkages.

Looking ahead, expect more device makers to roll out Thread 1.4 support in the months ahead, with a clearer picture of how credential sharing will operate at scale. For now, the news marks a meaningful step toward the shared Thread future that Matter has promised, one that could finally make adding, moving, and managing Thread devices as simple as pairing a new streaming box.