Samsung is accelerating its software updates, with rumors indicating that the Galaxy S26 lineup, expected for 2026, will debut with One UI 8.5, based on Android 16. While the company continues to roll out One UI 7.0, which brought Android 15 to devices like the Galaxy S24 and Z Fold 6, leaks suggest that the South Korean giant is already working on the next major iteration of its interface. One UI 8.0, also based on Android 16, is set to arrive first, accompanying the launch of the new foldables Galaxy Z Fold 7 and Z Flip 7, expected for July or August 2025. This strategy reflects a shift in Samsung’s timeline, aiming to align its releases with Google’s update cycle, which plans to release Android 16 in the second quarter of 2025. One UI 8.5, in turn, promises a significant visual overhaul and advancements in artificial intelligence features, marking the return of the “.5” nomenclature, not used since One UI 2.5 in 2020.
The discovery of code related to One UI 8.0 and 8.5 in Samsung’s systems suggests the company is planning a direct transition from One UI 8.0 to 8.5, skipping intermediate versions like 8.1. This approach is unusual, as Samsung typically releases incremental updates, such as One UI 6.1 and 7.1, before a new major version. The change may be a response to criticism faced during the One UI 7.0 rollout, which suffered delays and technical issues, such as bugs in screen unlocking on Exynos-powered models. With One UI 8.5, Samsung appears focused on delivering a more stable and innovative experience, especially for the Galaxy S26 lineup, which is expected to bring hardware and design advancements.
The Galaxy S26, anticipated for early 2026, could benefit from a more refined operating system, with improvements in animations, customization, and Galaxy AI integration. Rumors suggest that One UI 8.5 will feature a more consistent design, with redesigned icons and an interface optimized for high-performance devices. Additionally, Samsung is under pressure to maintain its competitiveness in the smartphone market, especially after losing global leadership to Apple in the first quarter of 2025, when Apple reached a 19% market share compared to Samsung’s 18%, according to market data.
- One UI 8.5 goal: Visual overhaul and AI advancements.
- Expected launch: Galaxy S26 in January or February 2026.
- Android 16: System base, with release planned for June 2025.
One UI 8 release timeline
Samsung is planning an aggressive schedule for One UI 8.0 and 8.5, aligning with Google’s early Android 16 release. Unlike previous years, when Android launched in the third or fourth quarter, Android 16 is expected in the second quarter of 2025, possibly in June, during Google I/O. This shift forces Samsung to accelerate its internal testing, which began in March 2025, months earlier than usual. The Galaxy Z Fold 7 and Z Flip 7, set for July or August 2025, will be the first to debut One UI 8.0, marking Android 16 integration in foldable devices.
For other devices, such as the Galaxy S25 and S24, One UI 8.0 is expected to roll out in August or September 2025, with a beta program starting in June. One UI 8.5, reserved for the Galaxy S26, is anticipated for January or February 2026 during the Galaxy Unpacked event. Mid-range models, like the Galaxy A55 and A35, may receive One UI 8.0 between September and October 2025, depending on the region and software stability. The absence of a One UI 8.1 suggests Samsung is focusing on more substantial updates.
Below is the expected timeline for One UI 8 in 2025 and 2026:
- July/August 2025: One UI 8.0 launch with Galaxy Z Fold 7 and Z Flip 7.
- August/September 2025: One UI 8.0 rollout for Galaxy S25, S24, and other flagships.
- September/October 2025: Expansion to Galaxy A, Tab S10, and other models.
- January/February 2026: One UI 8.5 debut with the Galaxy S26 lineup.
Challenges faced with One UI 7
The One UI 7.0 rollout, based on Android 15, was marked by obstacles that influenced Samsung’s strategy for One UI 8. The deployment, which began in April 2025, faced delays due to serious bugs, such as screen unlocking issues on devices with Exynos processors. Samsung temporarily halted the distribution to address these flaws, resuming days later with version BYD9 for the Galaxy S24, Z Fold 6, and Z Flip 6. Despite the fixes, the experience frustrated users, particularly in markets like the United States and Europe, where the update arrived late.
Approximately 5.5 GB of data was required to install One UI 7.0, which introduced a redesigned interface, smoother animations, and enhancements to Galaxy AI features, such as Writing Assist and Drawing Assist. The update also included the April 2025 security patch, strengthening protection against vulnerabilities. However, the beta program, which started in December 2024 for the Galaxy S24 and expanded to the S23 and Z Fold 6 in March 2025, was criticized for its extended duration, with up to six betas released before the stable version. These challenges underscore the need for Samsung to improve its testing processes for One UI 8.0 and 8.5.
The transition to One UI 8.0 is seen as an opportunity to correct past mistakes. With internal testing started months before the Android 16 launch, Samsung aims to ensure greater stability. The decision to skip One UI 8.1 and focus on 8.5 suggests the company is prioritizing more impactful updates, avoiding fragmentation that could confuse users or strain the development cycle.
Expected features in One UI 8.5
One UI 8.5, planned for the Galaxy S26, promises to be one of Samsung’s most significant updates since One UI 2.5, launched in 2020 with the Galaxy Note 20. Leaks indicate the interface will feature a visual overhaul, with modernized icons, optimized animations, and deeper Galaxy AI integration. Features like Now Brief, introduced on the Galaxy Z Fold 6 with One UI 8.0, are expected to expand to other devices, offering interactive notifications and improved multitasking efficiency. Support for log-format video recording, already available on the Galaxy S25 and S24 with One UI 7.0, will extend to more models, enabling greater flexibility in content editing.
Artificial intelligence will be a highlight of One UI 8.5. Samsung has been investing in features like real-time translation, writing assistants, and AI-based image editing tools, which compete directly with solutions from Apple and Google. The interface is also expected to improve the Quick Share menu, separating send and receive options to streamline file sharing. These changes aim to meet user demands for greater customization and productivity on their devices.
Additionally, One UI 8.5 may introduce tweaks to the interface for large screens, such as tablets and foldables, with enhanced support for multitasking and productivity. Samsung has already tested these optimizations on the Galaxy Tab S10, which received One UI 7.0 with features tailored for larger displays, such as dynamic navigation bars and floating windows. The expectation is that One UI 8.5 will refine these functionalities, making Galaxy devices more versatile for work and entertainment.
Eligible devices for One UI 8
Samsung has expanded its update policy, offering up to seven years of support for flagship devices and four years for mid-range models. Based on this policy, One UI 8.0, powered by Android 16, will be compatible with a wide range of devices released since 2021. The Galaxy S25 lineup, launched in January 2025 with One UI 7.0, will be the first to receive One UI 8.0, followed by models like the Galaxy S24, S23, and S22. Foldables such as the Galaxy Z Fold 6, Z Flip 6, Z Fold 5, and Z Flip 5 are also included, along with tablets from the Tab S10 and Tab S9 series.
Mid-range models, such as the Galaxy A55 and A35, which shipped with Android 14, are also eligible, though the update may arrive later, between September and October 2025. The Galaxy S21 series, launched with Android 11, may be excluded, as its four-year support window ends before the One UI 8.0 release. However, the Galaxy S21 FE, which came with Android 12, may still receive Android 16, depending on the rollout timeline.
- Confirmed devices: Galaxy S25, S24, S23, Z Fold 6, Z Flip 6, Tab S10, Tab S9, A55, A35.
- Exceptions: Galaxy S21 may not receive One UI 8.0 due to support limits.
- Beta: Testing program expected to start in June 2025 for the Galaxy S25.
Impact on the smartphone market
The anticipation of One UI 8.0 and the One UI 8.5 launch with the Galaxy S26 reflects competitive pressures in the smartphone market. Samsung faces challenges to reclaim global leadership, lost to Apple in 2025, when the South Korean company’s sales dropped 5%, while Apple grew 4%. The rapid adoption of Android 16 allows Samsung to stay ahead of competitors like OnePlus and Oppo, which are also testing betas of the new system. Additionally, the One UI 8.0 debut with foldables could attract consumers seeking innovation in unique form factors.
The Galaxy S26, expected for 2026, is set to bring significant hardware advancements to complement One UI 8.5. Rumors point to the use of the Snapdragon 8 Elite Gen 2 chipset, with 16 GB RAM options in premium models like the S26 Ultra. The main camera may retain the 50 MP sensor used since the Galaxy S22, but there are speculations about a 200 MP periscope lens on the S26 Ultra, aligning with the trend of high-resolution sensors in Chinese flagships. These improvements, paired with One UI 8.5, could strengthen Samsung’s position in markets like the United States and Europe.
The visual overhaul of One UI 8.5 is also a response to consumer expectations for modern, fluid interfaces. Apple, with iOS 18, and Google, with Pixel UI, have invested in minimalist designs and smooth animations, pressuring Samsung to raise the bar for its interface. The integration of AI features, such as productivity assistants and creative tools, is another differentiator that could attract corporate users and content creators, segments where Samsung aims to expand its presence.
Galaxy S26 innovations
The Galaxy S26, set to debut One UI 8.5, is the subject of speculation regarding design and performance. Rumors suggest a possible rebranding, with the S26 Ultra renamed as S26 Note, emphasizing S Pen integration, and the S26+ rebranded as S26 Pro, aligning with the “Pro” trend in other brands. Samsung may discontinue the base S26 model, focusing solely on Plus/Pro and Ultra/Note variants, though this remains uncertain. The design is expected to retain rounded edges, introduced in the S25 Ultra, and feature a slimmer build, particularly in the Ultra model.
The Galaxy S26 battery may adopt silicon-carbon technology, enabling higher capacity without increasing physical size. The expectation is that the S26 Ultra will surpass the 5,000 mAh of the S25 Ultra, with fast charging up to 80 W, exceeding the current 45 W, which has been criticized for lagging behind competitors. These enhancements, combined with One UI 8.5, aim to deliver a premium experience, justifying the estimated price range of $799 to $1,300 for the S26 lineup.
The S26 Ultra’s camera is one of the most anticipated features. In addition to the potential 200 MP periscope lens, there are rumors of a main camera with variable aperture, offering greater control over light and depth of field. These innovations, paired with log-format video recording supported by One UI 8.5, could attract content creators and photography enthusiasts. Samsung is also expected to partner with companies like Qualcomm and Google to optimize the Snapdragon 8 Elite Gen 2 and Galaxy AI performance.
Samsung’s software strategy
The decision to launch One UI 8.5 with the Galaxy S26 reflects Samsung’s long-term strategy to differentiate its devices in the market. The company has faced criticism for incremental updates, such as One UI 6.1 and 7.1, which brought modest changes. One UI 8.5, however, is seen as an opportunity to solidify the interface’s visual identity, introducing a cohesive design and exclusive features that leverage the S26’s advanced hardware.
Samsung is also aligning its strategy with the Android ecosystem. Its partnership with Google, which includes integrating features like Gemini AI in the Galaxy S25, is expected to deepen with Android 16. One UI 8.5 may introduce exclusive functionalities for Galaxy devices, such as personalized AI assistants and productivity tools optimized for DeX, Samsung’s desktop mode. These innovations aim to compete with Apple’s ecosystem, which has attracted users with seamless integration across iOS, macOS, and other devices.
The absence of a One UI 8.1 suggests Samsung is simplifying its update cycle, focusing on more impactful versions. This approach could reduce software fragmentation and ease maintenance for older devices, such as the Galaxy S23 and A55, which will still receive One UI 8.0. The company also plans to expand support for budget devices, like the Galaxy A series, which has gained popularity in emerging markets like India and Brazil.
Preparing for the future
Samsung is gearing up for an intense 2025 and 2026, with launches extending beyond the Galaxy S26 and One UI 8.5. The company plans to introduce new foldable devices, such as a potential Galaxy G Fold with triple-fold design, bringing advancements in form and functionality. Tablets in the Galaxy Tab S11 lineup, expected for 2025, may adopt the Dimensity 9400 chipset, delivering performance comparable to flagships. These launches, combined with One UI 8.0 and 8.5, reinforce Samsung’s ambition to lead the mobile device market.
Digitalization is also a priority. Samsung is enhancing the Samsung Members app, which manages beta programs and updates, to offer a smoother experience. The Galaxy Store is expected to gain new features, such as AI-driven app recommendations. These changes aim to improve user interaction with the Galaxy ecosystem, particularly in markets where competition with Chinese brands, like Xiaomi and Oppo, is fierce.
Finally, Samsung is investing in sustainability, with rumors that the Galaxy S26 will use recycled materials in its construction. The company also plans to adopt more efficient batteries, aligning with initiatives like the European Union’s energy efficiency label, set to take effect in 2025. These measures, combined with One UI 8.5, position Samsung as an innovative and responsible brand, ready to tackle global market challenges.
- Future innovations: Galaxy G Fold, Tab S11, and recycled materials.
- Sustainability: More efficient batteries and compliance with EU regulations.
- Ecosystem: Enhancements to Samsung Members and Galaxy Store with AI.