Samsung’s Android 17-based One UI 9 rollout is expanding to more Galaxy smartphones, with the stable update now reportedly reaching users in the United States. Following its initial availability on the Galaxy S26 and Galaxy S25 series, the software update is arriving on the Galaxy S24 lineup, including the Galaxy S24 Ultra, along with the Galaxy Z Fold 6 and Galaxy Z Flip 6.
The rollout has reportedly reached Galaxy S24-series devices running on T-Mobile and AT&T networks, while factory-unlocked versions of the Galaxy Z Fold 6 and Galaxy Z Flip 6 are also receiving the update. Reports further suggest that One UI 9 availability is expanding to India and other markets, with the Galaxy A57 reportedly receiving the update in Europe.
The expansion marks another step in Samsung’s software rollout for eligible Galaxy devices, bringing Android 17-based improvements and updated Galaxy AI experiences to more users.
Samsung One UI 9 Update: What’s New?
One UI 9 is based on Android 17 and brings improvements to Samsung’s software experience, according to the supplied report. The update is expected to include expanded Galaxy AI features, interface refinements, customization options, privacy improvements and upgrades to Samsung’s apps.
Key areas of improvement reportedly include:
- Galaxy AI: Expanded AI-powered tools for communication, productivity and everyday tasks.
- Interface improvements: Refinements to the user interface and customization experience.
- Privacy and security: Updated security protections and software enhancements.
- Samsung Health: Reported improvements to health and fitness-related features.
- Samsung apps: Refinements across selected applications to improve usability.
The exact availability of individual features may vary depending on the device, region and software version. Samsung’s official changelog should be consulted for a complete list of changes applicable to each model.
Galaxy S24 Ultra One UI 9 Update: Download Size and Firmware
The stable One UI 9 update has reportedly been spotted on Galaxy S24 Ultra devices in the US. Screenshots shared by users on Reddit indicate that the download is approximately 3,909.8MB, or around 3.9GB.
The reported firmware version for the US Galaxy S24 Ultra is S928USQU6EZIF. The update is also said to include the September 5, 2026 security patch.
Since the download is nearly 4GB, users should connect to a reliable Wi-Fi network and ensure that their phones have sufficient free storage and battery charge before starting the installation.
These firmware details are based on user reports and should be verified against the update displayed on an individual device.
Galaxy Z Fold 6 and Galaxy Z Flip 6 Get One UI 9
Samsung’s foldable smartphones are also reportedly joining the One UI 9 rollout in the United States.
According to reports shared on X, factory-unlocked versions of the Galaxy Z Fold 6 and Galaxy Z Flip 6 are receiving the stable software update.
The reported firmware versions are:
- Galaxy Z Fold 6: F956U1UEU4EZIH
- Galaxy Z Flip 6: F741U1UEU4EZIH
The expansion to unlocked devices follows reports of the update reaching Samsung’s Galaxy S24 series in the US. However, availability may differ by device variant, carrier and region.
Owners of Samsung’s foldable phones should check their software update settings to see whether the new version is available for their specific model.
Samsung One UI 9 Update Expands to India and Europe
The rollout is reportedly moving beyond South Korea and the United States. Reports indicate that One UI 9 has also reached users in India and other markets.
The Galaxy A57 is reportedly receiving the update in Europe following an earlier release in South Korea. This suggests that Samsung’s rollout is expanding across different device categories, although availability can vary by market.
Samsung generally distributes major software updates in phases. As a result, eligible users may receive the update at different times, even when they own the same smartphone model.
Users should check Samsung’s official software update notifications and support information for confirmation of regional availability.
How to Download the Samsung One UI 9 Update
Galaxy S24, Galaxy Z Fold 6, Galaxy Z Flip 6 and other eligible device owners can manually check for the software update.
Follow these steps:
- Open Settings on your Samsung Galaxy smartphone.
- Scroll down and tap Software update.
- Select Download and install.
- Wait while the phone checks for available updates.
- If One UI 9 is available, follow the on-screen instructions to download and install it.
If the update does not appear, it may not have reached your device yet. Check again later rather than attempting to install firmware intended for another model or region.
Before installing a major software update, back up important data, maintain sufficient battery charge and use a stable internet connection.
When Will More Samsung Galaxy Phones Get One UI 9?
Samsung’s One UI 9 rollout is reportedly progressing from newer flagship models to older premium devices and selected Galaxy A-series smartphones.
The Galaxy S26 and S25 families received the update earlier, followed by reports of availability for the Galaxy S24 series and sixth-generation foldables. The Galaxy A57 has also been mentioned in reports from Europe.
However, a complete release schedule for every eligible Galaxy smartphone has not been established in the supplied information. The timing will depend on Samsung’s official rollout plans, device variants and regional software approvals.
Users should rely on Samsung’s official announcements and device update screens for confirmation rather than assuming that every Galaxy model will receive the update simultaneously.
Samsung One UI 9 Update: What Users Should Know
The Android 17-based One UI 9 update is reportedly reaching more Samsung Galaxy devices in the US, including the Galaxy S24 series, Galaxy Z Fold 6 and Galaxy Z Flip 6. Reports also point to wider availability in India and Europe.
The update is expected to bring Galaxy AI enhancements, interface improvements, privacy refinements and changes across Samsung’s software ecosystem. The reported 3.9GB download for the Galaxy S24 Ultra makes it worth preparing the device before installation.
As the rollout continues, eligible users should check their phone’s software update settings and wait for the official update notification if it is not yet available.
Disclaimer: Update availability, firmware versions, download size and features mentioned in this article are based on the supplied report and user-reported sightings. Regional availability and final feature lists may vary. Check Samsung’s official support channels for the latest confirmed information.
