One UI 9.0 Beta 4 update is out now for the Galaxy S26 series

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www.sammobile.com

A week after announcing the release schedule for the One UI 9.0 Beta 4 update for the Galaxy S26 series, Samsung has started rolling out the update. The new beta update is now available in India and could soon be released in other countries like South Korea soon. It brings several bug fixes and likely includes performance improvements.

The One UI 9.0 Beta 4 update for the Galaxy S26, Galaxy S26+, and the Galaxy S26 Ultra comes with firmware version S948BXXU4ZZG4 and has a file size of around 1.25GB. It also includes the July 2026 security patch to make the phones more secure than earlier.

You can find the complete changelog of the new update below.

Improved an issue where the clock size appears abnormal when rotating the lock screen horizontally/vertically.
Improved an issue where it does not operate normally when turning ON/OFF via Quick Panel or Settings while the Privacy Display routine is running.
Improved an issue where the navigation bar disappears under certain conditions during games.
Improved Ul performance issues that occur when opening and closing the Quick Panel.
Fixed an issue where timer notification numbers are cut off or the Ul is unstable in Live notification.
Improved an issue where the “Bluetooth audio media volume” routine action does not operate normally when connecting to vehicle Bluetooth via the Routines app.

If you have enrolled your Galaxy S26 series phone in the One UI 9.0 Beta Program, you can check for the new update by navigating to Settings > Software update and tapping Check for updates. Once the update package is downloaded, tap the Install now button. Your phone will restart after a few minutes once the installation process is complete.

samsung galaxy s26 ultra one ui 9.0 beta 4 update changelog india

Asif Iqbal Shaik / SamMobile

Galaxy S26 Ultra's One UI 9.0 Beta 4 changelog – Source: Asif Iqbal Shaik / SamMobile

Samsung could release a couple more One UI 9.0 beta updates for the Galaxy S26 series before rolling out the stable version after the launch of the Galaxy Z Flip 8 and the Galaxy Z Fold 8 series.