On September 16, 2026, Xiaomi officially kicked off the third round of device recruitment for the beta version of Xiaomi HyperOS 4, involving a total of 8 devices. Among them are 6 smartphone models, exemplified by the REDMI K100 Pro Max, along with two tablets: the Xiaomi Pad 7 Ultra and the Xiaomi Pad 7S Pro 12.5. Interested users can register for participation via the beta testing center in the Xiaomi Community. To qualify, users need to ensure that their devices are running the latest version of Xiaomi HyperOS 3, and the registration account must be the same as the one logged in on the phone. The company has not yet disclosed the official release schedule for the stable version of the aforementioned models.
