Samsung One UI 8 Release Schedule Revealed: Is Your Galaxy Device On The List?
Samsung’s One UI 8, which is based on Android 16, will be officially released in September 2025. The upgrade enhances AI functions, strengthens security mechanisms, and improves usability across the whole Galaxy line, from flagships to midrange phones and tablets. Below is a full timeline published by Samsung, including which devices have been confirmed to receive the update, when to anticipate it in different locations (particularly Brazil, which typically tracks worldwide timing), and what to look for.
What’s New In One UI 8
Before we dive into the schedule, here are the key improvements One UI 8 delivers:
- Advanced multimodal AI: Samsung is developing AI capabilities that mix visual, aural, and contextual inputs to make them more personalized and proactive.
- Enhancements to the Now Bar and Now Brief include real-time app activity (particularly on foldables with FlexWindow), media playing progress, and more. Brief will now provide daily summaries like as reminders, traffic updates, “Samsung Moments,” and more personalized content.
- Security enhancements: New tools like Knox Enhanced Encrypted Protection (KEEP) and Knox Matrix are designed to protect data more effectively. The package includes upgraded Secure Wi-Fi with post-quantum cryptography.
- UX enhancements include improved multitasking, better support for multiple form factors (foldables and tablets), split-screen improvements, streamlined app interfaces, and so on.
One UI 8 Rollout Schedule — Which Devices, When
Samsung has provided a device-by-device timeline, especially in Brazil, that gives us a good idea of which devices will get the update in which week or month. While rollout timing can vary by country and carrier, this is the current global-expected schedule.
| Time | Device Families / Series | Example Devices |
|---|---|---|
| Already Started / September 2025 | Galaxy S25 Series; pre-installed on new flagships such as the Z Fold 7, Z Flip 7, and S25 FE. | Galaxy S25, S25+, S25 Ultra, S25 Edge, S25 FE — already getting or shipping with One UI 8 |
| Late September → October | High-end flagships, latest foldables, premium mid-ranges, and tablets. | Galaxy S24 series (S24 / S24+/S24 Ultra), S24 FE; Galaxy Z Fold-6, Z Flip-6; S23 series & FE; S22 series; Tab S10 series (Plus / Ultra / FE / Lite); Tab S9 series; some Galaxy A models including A56 5G, A36 5G, A35 etc. |
| October → November 2025 | Foldables from previous generations; tablets; various mid-range / cheap A & Tab A/A series devices. | Z Fold 5 / Flip 5; Z Fold 4 / Flip 4; Tab S8 series; Tab A9 / A11; many Galaxy A-series models like A15, A16, A24, A33, etc. |
| After November / Early 2026 (Tentative) | Devices that are eligible but have not yet received a firm date. | If your phone/tablet is not listed yet, Samsung says it’ll likely receive One UI 8 by December 2025 or early 2026. |
Full Device List (Confirmed Eligible)
Here are the confirmed eligible phones and tablets for One UI 8 (Android 16) as per Samsung:
Phones / Foldables:
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Galaxy S25 series (all variants) — already getting it.
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Galaxy S24 series + S24 FE
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Galaxy S23 series + FE
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Galaxy S22 series
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Galaxy Z Fold 6, Z Flip 6
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Galaxy Z Fold 5, Z Flip 5
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Galaxy Z Fold 4, Z Flip 4
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Galaxy S21 FE
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A-series models: A56 5G, A36 5G, A35 5G, A26 5G, A17 / A17 5G, A16 / A16 5G, A15 / A15 5G, A55 5G, A54 5G, A53 5G, A34 5G, A25 5G, A33 5G etc.
Tablets:
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Galaxy Tab S10 series (Plus, Ultra, FE, Lite)
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Galaxy Tab S9 series (and FE variants)
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Galaxy Tab S8 series
Region & Market Variations
- Brazil’s calendar is one of the most thorough, including weekly periods for various devices in September and October.
- As is customary, the actual rollout in each country (India, US, Europe, etc.) may lag behind the major “origin” markets. Carriers, local software testing, language/localization challenges, and regulatory approvals can all impact timing.
- Furthermore, some features or elements of the update (e.g., AI-powered tools, Now Bar upgrades, etc.) may be delayed or dependent on the device’s hardware support.
Is Your Samsung Device On The List?
If you have a relatively recent device — say from the S22, S23, S24 or S25 series; a mid-tier A series from recent years; a fairly modern Galaxy Tab from the S8–S10 family; or one of the foldables from Z Fold / Flip — then yes, your device is very likely to receive One UI 8.
If your device is older (say, something like S20 / Tab S7 / lower-end A series from 2020-21 or earlier), then it may not get the update, or it may receive it later in the cycle (or only partial support). Samsung hasn’t confirmed every legacy model yet.
What Users Should Do Now
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Check for updates periodically: when your country / carrier approves it, you’ll likely get a notification.
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Back up your data before installing large system updates.
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Make sure you have enough battery (or have the device plugged in) and a stable Wi-Fi connection — One UI 8 is a large update.
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Do a bit of research regionally: check Samsung’s official newsroom for your country, or Samsung Members / Community apps for local update schedules.
Conclusion
The One UI 8 release schedule lays out a clear timeline for Samsung’s Galaxy ecosystem: updates will begin in September 2025 (with the newest flagships already available), continue into October for a wide range of premium and mid-range models, and be available to foldables and many tablets by November.
If your device is on the confirmed list, you may expect One UI 8 sometime between now and November. If it isn’t listed yet, there’s a good possibility you’ll see it, albeit later or with fewer features. Keep your device up to date, look for official notices, and you’ll find out soon whether your Galaxy device will be upgraded.