Samsung rolls out first One UI 9 beta for Galaxy S26 series

Samsung announced the start of its One UI 9 beta program on May 13, 2026, and the first build is already reaching Galaxy S26 devices in Germany and the United Kingdom. The update, identified as S94xBXXU2ZZEF (the "x" varies by model), is a hefty 3.6 GB download, so users should be on a fast Wi‑Fi connection or a 5G network before flashing it.

What’s new in the beta

• Android 17 foundation – One UI 9 is the first Samsung skin to sit on Android 17, bringing the platform’s latest privacy controls, improved power management and the new predictive back gesture.
• May 2026 security patch – All known CVEs up to the May patch level are addressed, giving early adopters a more secure testing environment.
• Customizable Quick Panel – Users can now drag‑and‑drop tiles, create multi‑tap shortcuts, and toggle the new Smart Battery tile that shows real‑time power‑saving suggestions.
• Samsung Notes upgrades – Hand‑written notes can be converted to editable text with on‑device AI, and a new “Sticky Board” mode lets users pin notes to the home screen.
• Contact profile cards – The Contacts app now supports custom profile cards, allowing users to add a photo, status message and QR‑code for quick sharing.
• High‑risk app flagging – An automatic scanner runs in the background and highlights apps that request excessive permissions or exhibit suspicious behavior, prompting users to review or uninstall.

How to join the beta

1. Open the Samsung Members app on a supported device.
2. Tap the banner for the One UI 9 beta program.
3. Accept the terms and choose Download and install.
4. After the OTA finishes, reboot the phone to complete the switch.

The program is invitation‑only for now, but Samsung expects to open enrollment to a broader audience once stability metrics are collected.

Roll‑out timeline and regional availability

• Today – Germany and the United Kingdom receive the beta.
• Next few days – United States and South Korea are slated to get the build.
• May 26 – India and Poland will see the update begin distribution.
• Later in June – Additional European markets and Southeast Asian regions are on the roadmap.

Ecosystem implications

One UI 9’s debut marks Samsung’s most aggressive push to align its software cadence with Google’s Android releases. By moving to Android 17, Samsung can adopt new platform features faster, which benefits users who rely on Google services and third‑party apps that depend on the latest APIs.

However, the beta also underscores Samsung’s continued lock‑in strategy. Features like custom contact cards and the enhanced Quick Panel are exclusive to the One UI layer, meaning they won’t be available on stock Android devices. Users who value a pure Android experience may find the added Samsung‑specific UI elements a trade‑off for the newer OS capabilities.

What to watch for

• Stability – Early reports mention occasional UI lag when dragging Quick Panel tiles; Samsung has promised patches before the final release.
• Battery life – The new Smart Battery tile suggests power‑saving tweaks, but real‑world impact will become clear after extended beta testing.
• App compatibility – Some older Samsung‑specific apps may need updates to work correctly on Android 17’s permission model.

If you’re comfortable flashing beta software, the One UI 9 beta offers a glimpse of Samsung’s future direction: tighter integration with Android’s core features while still delivering the brand‑specific customizations that many Galaxy users appreciate.

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For the full list of supported devices and detailed installation steps, see the official Samsung Members beta page.