One UI 9 on Android 17 reaches 28 Galaxy phones

Samsung has begun the stable rollout of One UI 9 based on Android 17, now reaching 28 Galaxy models from the S26 down to the A27. The update ships in waves by country and carrier, and Samsung confirmed a setup-screen bug on some Galaxy S26 Ultra units.

• Stable One UI 9 has started rolling out to 28 Galaxy models, including the S25 and Z Fold 7
• The update package on the Galaxy S25 Ultra is around 3.9GB
• Some Galaxy S26 Ultra units freeze at the final setup step due to Samsung Account
• The Galaxy S22 and S22 Ultra will not receive One UI 9