Stable One UI 9.0 for Galaxy S26 could roll out globally from September 30

Samsung has so far released stable One UI 9.0 (Android 17) for the Galaxy S26 only in South Korea and the US. Forum moderators say Thailand will get it on September 30, 2026, Indonesia on October 3, with the global rollout starting September 30 and varying by country.

• Thailand gets One UI 9.0 for Galaxy S26 on September 30, 2026
• Indonesia scheduled for October 3, 2026
• Update so far limited to South Korea and the US
• Global rollout starts September 30, timing varies by country