Earlier this month, Samsung released the fourth beta of One UI 8.5 for the Galaxy S25 series, and today marks the arrival of the fifth beta for users enrolled in the beta program. This new firmware, designated ZZAN, includes the security patch level from February 5, 2026.
The update features an enhanced version of Bixby and is currently being rolled out in the US, UK, India, Germany, and Korea. It has a size of approximately 546-553MB.
Samsung is diligently finalizing One UI 8.5, which is expected to debut alongside the Galaxy S26 series on February 25. Following the launch of the Galaxy S26, S26+, and S26 Ultra, One UI 8.5 will also be made available for previous models.
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