Samsung One UI 9.0 (Android 17) Testing Begins on 37 Galaxy Devices
Samsung has taken another major step toward its next-generation software experience. The company is now internally testing One UI 9.0 based on Android 17 across 37 Galaxy devices, signalling that development is progressing rapidly ahead of the official stable rollout.
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Samsung One UI 9.0 (Android 17) Internal Testing Begins for 37 Galaxy Devices – Full List |
The latest development confirms Samsung's commitment to delivering faster Android updates than ever before. While the Galaxy S26 series is currently participating in the public One UI 9 Beta Program, many flagship, foldable, mid-range, budget smartphones, and premium tablets have quietly entered Samsung's internal testing phase.
This is excellent news for Galaxy users waiting for Android 17, as Samsung appears to be preparing one of its fastest software rollouts in recent years.
If you're wondering whether your Galaxy phone is on the testing list, here's everything you need to know.
Samsung One UI 9.0 Beta Program Is Already Live
Samsung officially launched the One UI 9 Beta Program during mid-May, allowing selected users to experience Android 17 before its public release.
Currently, the beta program is limited to the latest Galaxy S26 lineup.
Devices Currently Receiving One UI 9 Beta
- Galaxy S26
- Galaxy S26+
- Galaxy S26 Ultra
Samsung has already released multiple beta builds, helping developers and early adopters identify bugs before the stable version arrives.
Samsung Expands Internal One UI 9.0 Testing
While the public beta remains exclusive to the Galaxy S26 series, Samsung's internal software team has dramatically expanded testing.
The latest information shows internal firmware testing running on 37 Galaxy devices, including:
- Flagship Galaxy S smartphones
- Galaxy Z Fold series
- Galaxy Z Flip series
- Galaxy A series
- Galaxy M series
- Galaxy Tab flagship tablets
This wider testing indicates Samsung is preparing firmware for multiple product categories simultaneously.
Complete List of Samsung Devices Testing One UI 9.0 (Android 17)
Galaxy S Series
- Galaxy S25
- Galaxy S25+
- Galaxy S25 Ultra
- Galaxy S24
- Galaxy S24+
- Galaxy S24 Ultra
- Galaxy S24 FE
- Galaxy S23
- Galaxy S23+
- Galaxy S23 Ultra
- Galaxy S23 FE
Galaxy Z Fold & Flip Series
- Galaxy Z Fold 7
- Galaxy Z Flip 7
- Galaxy Z Fold 6
- Galaxy Z Flip 6
- Galaxy Z Fold 5
- Galaxy Z Flip 5
Galaxy A Series
Samsung hasn't forgotten its popular mid-range lineup.
Current internal testing includes:
- Galaxy A57
- Galaxy A56
- Galaxy A37
- Galaxy A36
- Galaxy A26
- Galaxy A17
- Galaxy A16
- Galaxy A07
- Galaxy A55
- Galaxy A35
- Galaxy A25
- Galaxy A54
- Galaxy A34
- Galaxy A24
This is one of Samsung's largest A-series testing groups ever.
Galaxy M Series
Internal testing has also reached selected Galaxy M devices.
- Galaxy M56
- Galaxy M35
Galaxy Tab Series
Samsung is preparing Android 17 for its premium tablets as well.
- Galaxy Tab S11
- Galaxy Tab S11 Ultra
- Galaxy Tab S10+
- Galaxy Tab S10 Ultra
More Devices Will Join Soon
The current list is impressive but likely incomplete.
Samsung is expected to add more Galaxy smartphones over the coming weeks, including:
- Additional Galaxy A-series devices
- Older Galaxy tablets
- Enterprise editions
- Fan Edition models
- Regional variants
As firmware development progresses, more internal test builds are expected to appear on Samsung servers.
Expected One UI 9.0 Features
Although Samsung has not officially announced every feature, Android 17 and One UI 9 are expected to introduce several improvements.
1. Better AI Integration
Galaxy AI will become smarter with:
- Faster on-device processing
- Improved writing assistance
- Better translation
- Enhanced photo editing
- More intelligent suggestions
2. Improved Battery Optimization
Samsung continues focusing on battery efficiency through:
- Smarter background app management
- Adaptive charging improvements
- Better standby performance
- Reduced battery drain
3. Faster Animations
Leaks suggest smoother:
- App opening
- Closing animations
- Gesture navigation
- Scrolling
- Recent apps transition
Users can expect a more fluid interface across supported devices.
4. Enhanced Privacy
Android 17 introduces stronger privacy protection with:
- Improved permission controls
- Better app tracking transparency
- Advanced security monitoring
- Enhanced data protection
5. Camera Improvements
Samsung may introduce:
- Better HDR processing
- Faster Night Mode
- Improved portrait quality
- AI-powered scene optimization
- Faster image processing
6. New Galaxy AI Features
Samsung is expected to expand Galaxy AI capabilities with:
- Smarter Circle to Search
- Better Note Assist
- Improved Interpreter
- Enhanced Live Translate
- Advanced photo editing tools
7. Performance Boost
Users can also expect:
- Faster app launch speed
- Improved RAM management
- Better gaming optimization
- Reduced heating
- Overall smoother performance
Why Internal Testing Matters
Internal firmware testing is one of the most important stages before public rollout.
During this phase Samsung engineers:
- Fix software bugs
- Improve battery life
- Optimize modem performance
- Enhance camera quality
- Ensure compatibility across regions
- Prepare stable firmware
Once testing is complete, stable firmware can be released much faster.
One UI 9 Release Timeline
Samsung's rollout schedule currently looks like this:
| Stage | Timeline |
|---|---|
| Beta Program Started | Mid-May 2026 |
| Beta Build 2 | Early June |
| Beta Build 3 | Late June |
| Galaxy Unpacked Event | Late July 2026 |
| Stable Release Begins | Shortly After Unpacked |
| Wider Rollout | August–September 2026 |
Samsung is expected to officially unveil One UI 9 during the Summer Galaxy Unpacked event.
Which Phones Will Receive Stable One UI 9 First?
Samsung traditionally prioritizes its newest flagship devices.
Expected rollout order:
- Galaxy S26 Series
- Galaxy Z Fold 7
- Galaxy Z Flip 7
- Galaxy S25 Series
- Galaxy Z Fold 6
- Galaxy Z Flip 6
- Galaxy S24 Series
- Galaxy Tablets
- Galaxy A Series
- Galaxy M Series
This rollout strategy ensures premium devices receive updates first before expanding to mid-range models.
Will More Users Get Beta Access?
At the moment, Samsung has limited the One UI 9 Beta Program to the Galaxy S26 lineup.
However, reports suggest Samsung may expand beta availability after the Summer Galaxy Unpacked event.
If that happens, select Galaxy S25 or foldable users could receive beta invitations depending on their country.
Why This Is Good News for Samsung Users
Samsung has significantly improved its software update policy over the past few years.
Instead of developing firmware device by device, the company now appears to be working on multiple product families simultaneously.
This approach offers several advantages:
- Faster stable rollout
- Better software stability
- Fewer bugs at launch
- More optimized battery performance
- Improved user experience
The expanded internal testing across 37 Galaxy devices demonstrates Samsung's focus on delivering Android 17 quickly and efficiently.
Final Thoughts
Samsung's latest One UI 9.0 development is an encouraging sign for Galaxy users worldwide. With internal Android 17 testing now active on 37 Galaxy smartphones and tablets, the company is clearly accelerating software development ahead of its expected launch later this summer.
While the Galaxy S26 series remains the only lineup participating in the public beta, owners of devices such as the Galaxy S25, Galaxy S24, Galaxy Z Fold 6, Galaxy Z Flip 6, Galaxy A56, Galaxy A55, Galaxy M56, and Galaxy Tab S11 can look forward to future testing and stable releases.
As Samsung continues expanding internal testing and prepares for the Summer Galaxy Unpacked event, additional Galaxy models are expected to join the One UI 9.0 program in the coming weeks.
Stay connected with Ask Anything for the latest Samsung One UI 9.0 news, Android 17 updates, beta announcements, firmware trackers, and rollout schedules. You can also explore more Samsung guides and exclusive coverage for in-depth Galaxy tips, software updates, and device reviews.
