Wider One UI 9 rollout starts for the Galaxy S26 series

TL;DR

Samsung is expanding the stable One UI 9.0 update for the Galaxy S26 series beyond South Korea, with the US among the first new regions to receive it.

The update is currently live for carrier-locked models, including a 4,183MB build for the Galaxy S26 Ultra with firmware version S948USQU4BZID.

One UI 9.0, based on Android 17, adds more Quick Panel customization plus updates to Samsung Notes, Samsung DeX, accessibility, and privacy features.

Samsung is kicking off the proper rollout of the stable One UI 9.0 update for the Galaxy S26 series today. Back on September 16, the brand released the update in its home country, and it is now beginning to make it available in other regions, with the US being one of the first to get it.

The update is live for the carrier-locked variants. The one for the Galaxy S26 Ultra has a size of 4,183MB and carries firmware version S948USQU4BZID (via Tarun Vats). You can check its availability and get it by going to Settings > Software update > Check for updates.

We expect Samsung to release the stable version of One UI 9.0 for the Galaxy S26 series in more countries over the next few days, or at most, the next few weeks.

Based on Android 17, One UI 9.0 offers more customization options for the Quick Panel as well as new features for more convenience, productivity, and privacy.

A few of those additions include improved Samsung Notes and Samsung DeX, enhancements to accessibility features, and a location privacy indicator. You can read the complete list of new features here.

The stable version of One UI 9.0 for the Galaxy S26 series should also be available for units enrolled in the new software's beta program. Check out our video below to know the biggest changes it brings.

Abhijeet Mishra - Editor-in-Chief

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First Samsung device: SGH-D500

Abhijeet's writing career started with guides for custom firmware for Samsung devices (including the original Galaxy S), and he moved to SamMobile in mid-2013 and worked up the ranks to Editor-in-chief. In addition to phones and mobile devices, his interests include gaming on both PC and console, PC hardware, and spending countless hours on YouTube watching videos on tech, movies, games, politics, and internet dramas.

Firmware Phone Android 17 Galaxy S26 Galaxy S26 Plus Galaxy S26 Ultra One UI 9.0 USA