Samsung has intensified the internal testing of its upcoming One UI 8.5 interface across a broad range of Galaxy devices. Recent findings reveal that the new One UI build is running on dozens of Samsung phones and tablets, far surpassing the limited beta testing available publicly on the Galaxy S25 series. This development indicates Samsung’s plans for a wider rollout beyond its flagship lineup.
While the One UI 8.5 version detected on Samsung’s internal servers is not yet available for public beta testing, its presence signals active development and preparation for a stable release. It is important to note that inclusion in testing servers does not guarantee an immediate update but points to Samsung’s commitment to supporting multiple device generations with this new software interface.
Wide Device Coverage in Testing
The scope of One UI 8.5 testing covers a number of flagship models, beginning from the Galaxy S22 series up through the most recent Galaxy S25 FE and S25 Edge. This range confirms Samsung’s promise of extended software support for its premium devices. Additionally, several generations of the Galaxy Z foldables and flips are part of the testing pool, including the newest Galaxy Z Fold 7, Z Flip 7, Z Flip 7 FE, and even the innovative Galaxy Z TriFold prototype.
This testing extends to Samsung’s mid-range and entry-level Galaxy phones. The Galaxy A series, M series, and F series are all accounted for in internal builds, covering both LTE and 5G variants. This inclusiveness ensures that One UI 8.5 is not limited to flagship users but will reach a broad spectrum of Samsung’s diverse user base.
Samsung’s tablet lineup is also integrally involved in the One UI 8.5 development. Various generations of the Galaxy Tab S series—from the latest Tab S11 and Tab S10 variants to the FE and Lite models—are undergoing tests. Older Tab S8 devices and Galaxy Tab A models are also included, alongside ruggedized tablets like the Galaxy Tab Active 5 and the Galaxy XCover 7 Pro, highlighting Samsung’s comprehensive approach to its ecosystem software.
Devices with One UI 8.5 Internal Testing
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Galaxy S Series:
- S25 FE, S25 Edge
- S24, S24+, S24 Ultra, S24 FE
- S23, S23+, S23 Ultra, S23 FE
- S22, S22+, S22 Ultra
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Galaxy Z Series:
- Z TriFold
- Z Fold 7, Z Flip 7, Z Flip 7 FE
- Z Fold 6, Z Flip 6
- Z Fold 5, Z Flip 5
- Z Fold 4, Z Flip 4
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Galaxy A Series:
- A56, A55, A54, A53
- A36, A35, A34, A33
- A26, A25, A24
- A17 (LTE & 5G), A16 (LTE & 5G), A15 (LTE & 5G)
- A07 (LTE & 5G), A06
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Galaxy M Series:
- M56, M55, M55s, M54, M53
- M36, M35, M34
- M17, M16, M15
- M07, M05
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Galaxy F Series:
- F56, F54
- F34
- F17, F16
- F07
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Galaxy Tablets:
- Tab S11, Tab S11 Ultra
- Tab S10+, Tab S10 Ultra, Tab S10 Lite, Tab S10 FE, Tab S10 FE+
- Tab S9, Tab S9+, Tab S9 Ultra, Tab S9 FE, Tab S9 FE+
- Tab S8, Tab S8+, Tab S8 Ultra
- Tab A11+, Tab A9
- Tab Active 5
- Galaxy XCover:
- XCover 7 Pro
Testing Includes Upcoming Devices
Interestingly, the build has also been traced on unreleased devices such as the Galaxy S26, Galaxy A57, and Galaxy A37. This aligns with rumors that One UI 8.5 will debut in conjunction with the Galaxy S26 launch, expected in February. Samsung thus appears to synchronize its major software updates with flagship hardware introductions to maximize impact.
Noteworthy Features of One UI 8.5
One UI 8.5 aims to refine the user experience with a more customizable Quick Panel, enhanced application icons featuring subtle 3D effects, and liquid glass-like visual design cues inspired by iOS aesthetics. The update also introduces Audio Broadcast, bolstering multimedia capabilities, and increases AI integration to offer smarter, context-aware functionalities in everyday tasks.
While Samsung has not revealed an official release timeline, the breadth of devices in internal testing strongly hints that the stable version of One UI 8.5 is approaching. Given Samsung’s recent track record, the public rollout could follow shortly after the Galaxy S26 launch event.
Samsung’s approach to One UI 8.5 testing exemplifies a holistic ecosystem update strategy, engaging flagship, mid-range, entry-level, and tablet users alike. This extensive preparation suggests users across the Galaxy lineup can anticipate meaningful improvements in interface responsiveness, customization, and intelligent features within the next few months.
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