One UI 9 Beta 4 update is 1.25GB and begins rolling out to Galaxy S26 users
Samsung has begun rolling out the One UI 9 Beta 4 update to the Galaxy S26 series. This is one of the company’s most awaited Beta updates this year. Engineers spent double the usual time to shape this update, which weighs no less than 1.25GB.
Starting in India, the One UI 9 Beta 4 update has expanded to European markets, including Germany, Poland, and the UK. Beta participants in South Korea have also started to receive the latest software update gradually.
Samsung recently started July patch’s rollout to Galaxy S26 series. That said, the fourth Beta also carries the latest security patches along. This will ensure the most optimal user experience along with the newest security patch.
One UI 9 Beta 4 rollout in the US?
If you are in the US, the Beta 4 update should already be there. It comes with a build version ending with ZZG4 for the S26, S26+, and S26 Ultra. Navigate to Settings > Software update > Download and install for a quick check.
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Samsung has fixed several usability issues in the latest update. The patch resolves an abnormal lock screen clock size when rotating the device, Privacy Display toggle conflicts, disappearing navigation bar during games, Quick Panel performance hiccups, timer notification UI glitches, and a Routines bug that prevented Bluetooth media volume actions from working properly with vehicle Bluetooth connections.
Samsung One UI 9.0 Beta 4 – Full Changelist
Samsung’s fourth One UI 9 Beta update (ZZG4) brings the following changes:
- 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
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