How to prepare your Samsung Galaxy for the One UI 9 update

Jack Peachey· Sep 29, 2026 · 10:30 PM UTC ·3 min read · 0 reactions · 0 comments · 7 views

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TL;DR · WeSearch summary

Samsung has begun rolling out the One UI 9 update, which is based on Android 17 and introduces new AI features such as intelligent tracking and scam detection. Users with eligible devices, including the S23 series and newer, should prepare by freeing up approximately 4GB of storage and ensuring sufficient battery life before installing. Additionally, second beta versions of the update are currently available for specific older models like the Galaxy A55, A35, and S24 series in select regions.

Key facts

▪The stable One UI 9 update rollout began on September 16, 2026, and is initially available for the S26 series and other eligible devices.
▪The update requires approximately 4GB of free storage space and recommends that users back up important data before proceeding.
▪New AI features in One UI 9 include Now Nudge for context-aware suggestions and enhanced background privacy alerts for security breaches.
▪Second beta versions of One UI 9 are rolling out for the Galaxy A55, A35, and S24 series, with the S24 beta being the largest at 600.90MB.
▪Eligibility for the stable update generally requires a device from the S23 series or newer, or a Z Flip/Z Fold model no older than the 5 series.

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Publication time	Tue, 29 Sep 2026 22:30:00 +0000
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Big Tech Samsung How to prepare your Samsung Galaxy for the One UI 9 update With Samsung's One UI 9 rollout chugging along the globe, there's no better time to make a few quick tweaks. By Jack Peachey Sept. 29, 2026 6:30 pm EST Kevin Carter/Getty Images Add Engadget on Google: Preferred Source Google Discover Samsung's One UI 9 update is being brought to Galaxy phones, with a rollout that began on September 16 and has been spreading to more and more devices. If you live in the right region and have the right device, you might already be able to download One UI 9 — and if not, it should be just around the corner anyway. Before you go through with updating, though, there are some preparations you'll want to make.

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