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Samsung’s One UI 8 stable rollout: what the leak reveals
Samsung has been testing One UI 8 on multiple Galaxy devices via Android 16-based betas, but the stable firmware for handsets and tablets originally shipped with Android 15 or older has yet to be formally announced. A new leak now maps out a likely rollout timeline, identifying which Galaxy phones, tablets and wearables could receive the One UI 8 stable update and when users should expect it.
Who gets it first: Galaxy S25 series leads the pack
The leak indicates the Galaxy S25 family — Galaxy S25, S25+ and S25 Ultra — will be prioritized and are expected to get the stable One UI 8 release on September 18. A second wave, starting September 25, will include the Galaxy S25 Edge alongside last year’s Galaxy S24 lineup and a couple of mid-range A-series phones.
Detailed rollout schedule (leak)
Below is the reported schedule from the leak. Note: this list appears to apply to selected regions (the leak specifically references Asia); availability and exact dates may vary by market and carrier.
September
- September 18: Samsung Galaxy S25, Samsung Galaxy S25+, Samsung Galaxy S25 Ultra
- September 25: Samsung Galaxy S25 Edge, Samsung Galaxy S24, Samsung Galaxy S24+, Samsung Galaxy S24 Ultra, Samsung Galaxy S24 FE, Samsung Galaxy A56 5G, Samsung Galaxy A36 5G
October
- October 1: Galaxy Tab S10+, Tab S10+ 5G, Tab S10 Ultra, Tab S10 Ultra 5G, Galaxy Watch7, Galaxy Watch6 Classic, Galaxy Watch6, Galaxy Watch FE
- October 2: Galaxy S23 series (S23, S23+, S23 Ultra, S23 FE), Galaxy S21 FE 5G, Galaxy Z Fold6, Galaxy Z Flip6, Galaxy A26 5G, A17 5G, A16 5G
- October 6: Galaxy S22 series, Galaxy Z Fold4, Galaxy Flip4, Galaxy A55 5G
- October 9: Tab S10 FE lineup and Tab S8 Lite
- October 13: Galaxy Z Fold5, Flip5, A54 5G, A52s 5G, Tab S9 FE and S9 FE+
- October 16: A25 5G, A23 5G, Tab Active 5 and Tab Active 5 5G
- October 20: A15 5G, M34 5G
- October 23: A06, XCover 6 Pro, XCover 7, Tab S9 series and Tab S8 series, Tab S6 Lite
- October 27: M33 5G, M15 5G
- October 30: A53 5G, A35 5G, A34 5G, A33 5G
November
- November 3: Galaxy Watch5 Pro, Watch5, Watch4 Classic, Watch4
- November 5: Tab A9
- November 7: Tab Active 5 Pro 5G
- November 10: XCover 7 Pro
What to expect from One UI 8 and Android 16
One UI 8 on Android 16 brings performance refinements, privacy enhancements, and UI polishing. Expect improved multitasking, updated visual elements, greater customization options, and tighter integration between phones, tablets and wearables. For Galaxy Tabs, the update focuses on large-screen productivity features and enhanced DeX performance. Watches will receive battery and health-tracking improvements alongside new watch face and notification behaviors.
Features and advantages
- Performance: better memory management and smoother animations under Android 16.
- Privacy & security: updated permission controls and improved runtime protections.
- Multitasking: enhanced split-screen and task continuity across Galaxy devices.
- Wearable synergy: improved pairing and cross-device notification workflows for Galaxy Watch users.
Comparisons and use cases
Compared with One UI 7, One UI 8 focuses more on under-the-hood optimization and cross-device workflows rather than radical UI overhauls. For power users, the update will provide tangible gains in multitasking and performance. Enterprise customers will benefit from updated security policies and better device management. Creators and productivity-focused users on Galaxy Tab devices will notice improved windowing and app continuity when using DeX.
Market relevance and rollout considerations
Rolling out Android 16-based One UI 8 across a broad set of devices helps Samsung maintain a strong software update reputation and extends device longevity — a key selling point in both premium and mid-range segments. However, regional staging and carrier approvals mean actual dates can shift; users should monitor official Samsung channels and carrier notices for confirmations.
Final notes
While this schedule is based on a leak and not an official Samsung announcement, it provides a useful roadmap for owners of eligible Galaxy devices. If you rely on timely firmware updates, keep your device backed up, ensure sufficient free storage, and watch for the OTA prompt once Samsung begins the staged rollout in your region.
Source: gsmarena
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