Samsung rolls out One UI 9.0 Beta 4 for Galaxy S26 series in India
Samsung has begun distributing the One UI 9.0 Beta 4 update for the Galaxy S26, S26+ and S26 Ultra, featuring bug fixes and the July 2026 security patch.
Samsung started delivering the One UI 9.0 Beta 4 update to the Galaxy S26, S26+ and S26 Ultra, with the rollout currently available in India and expected to expand to other markets such as South Korea. The update, identified as firmware version S948BXXU4ZZG4 and sized around 1.25 GB, incorporates the July 2026 security patch and a series of bug fixes, including adjustments to lock-screen clock scaling, Quick Panel operation, navigation-bar visibility during games, and Bluetooth audio volume routines. It also addresses performance issues with the Quick Panel and corrects timer notification display errors.
Users enrolled in the One UI 9.0 Beta Program can check for the update via Settings > Software update > Check for updates, then install it by selecting "Install now" and allowing the device to restart.
Samsung indicated that additional beta releases may follow before the final stable version is launched, which is planned to coincide with the release of the Galaxy Z Flip 8 and Galaxy Z Fold 8 series.