A significant change is coming to the earthquake alert feature for the Wear OS operating system with version v26.07 of Google Play Services. Even a few seconds of early warning during sudden natural disasters like earthquakes can be critical.
Redaksiya reports that the earthquake alert system, which Google has long offered for Android devices, can analyze seismic data and send notifications to users just before shaking begins. The same system was integrated into Wear OS-based smartwatches last year. However, this integration practically required the use of the phone as an intermediary device. The new update aims to eliminate this technical dependency.
The change coming with Google Play Services v26.07 is as follows: In the existing system, the smartwatch typically mirrored the earthquake alerts displayed on the phone. That is, the source of the alert was the phone, not the watch. The watch simply functioned as a second screen displaying notifications from the connected device. This situation meant that alerts would not be received in scenarios where the phone was disconnected, out of range, or the connection was lost. According to the statement in the change log for Google Play Services v26.07, Wear devices will now be able to receive earthquake alerts even if they are not connected to a phone. This announcement signals a significant shift in the technical infrastructure. It is highly probable that alerts will be transmitted directly to the watch via an internet connection. However, Google has not shared details on exactly how the system will work, which connection types will be supported, or if the feature will be limited to models with cellular connectivity.
Technically, for smartwatches to receive independent notifications, they need an infrastructure capable of continuous background data exchange. This situation could also bring parameters such as battery consumption and data usage into play. Compared to the notification mirroring model via the phone, direct alerts to the watch may require the device to use its own network connection more actively. It is not yet known what optimization strategy Google will follow in this regard.
Furthermore, the scope of support remains uncertain. The Wear OS ecosystem includes numerous models from different manufacturers, some of which operate only via Bluetooth, while others offer Wi-Fi and LTE support. No official list has been shared regarding whether the feature will be rolled out to all Wear OS devices or only to models that meet certain hardware requirements. For these reasons, the practical impact of the update will become clearer depending on the distribution in the coming weeks.