Samsung Galaxy S25 series receiving One UI 9 stable update in the US

  • Posted on Oct. 3, 2026, 7 p.m.

Samsung Galaxy S25 Series Lands One UI 9 Stable Update in the USA

Good news for Samsung Galaxy S25 series owners in the United States! Following its initial release in South Korea, the highly anticipated One UI 9 stable update, built on Android 17, has now officially begun its rollout across the US. This significant update promises a host of new features and enhancements for your Galaxy S25, S25+, and S25 Ultra devices.

Close-up of Samsung Galaxy S25 phone camera array.
Close-up of Samsung Galaxy S25 phone camera array.

The firmware version for the stable One UI 9 update in the US concludes with DZIF for the Galaxy S25, S25+, and S25 Ultra models. For those rocking the Galaxy S25 FE, the update carries a firmware version ending with CZIF.

Users can expect a download size of approximately 4GB for this comprehensive update. Owners who participated in the One UI 9 beta program may find their download size to be slightly smaller.

Haven't seen the notification yet? Don't worry! US-based Galaxy S25 series users can manually trigger the update by following these simple steps:

  • Navigate to your phone's Settings.
  • Tap on Software update.
  • Select Download and install.

To get a visual overview of what One UI 9 has to offer, you can refer to the video below.

Source
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