Xiaomi Expands HyperOS 4 Global Beta to More Flagship Phones

Xiaomi's HyperOS 4 testing programme is expanding internationally, giving owners of additional recent flagship devices access to the company's Android 17-based interface before the stable global release. Initial recruitment covered the Xiaomi 17, Xiaomi 17 Ultra and Leica-branded model, with the Xiaomi 17T family and Xiaomi 15 series joining the eligible pool from September 17. HyperOS 4 is visually much more ambitious than the underlying Android 17 update Xiaomi delivered earlier to some devices.

Its Soft Light Glass design introduces translucent surfaces, while stacked widgets, grouped notifications and a redesigned connected-device hub change everyday interaction more visibly. The staged beta strategy allows Xiaomi to test those interface changes across different hardware before committing to a broad rollout. For enthusiasts it is an opportunity to try the new software early, but beta firmware remains inappropriate for users who cannot tolerate crashes, battery regressions or game incompatibilities.

Xiaomi's separation of Android platform upgrades from major HyperOS interface changes is unusual, but it also means devices can receive security and API improvements without waiting for every visual feature to be finished.