Being Tricky
The short answer
One UI 9 is Samsung's Android 17 update.
At a glance
About 15 minutes · Medium · For Android
Key point 1 of 5
One UI is the software layer Samsung puts on top of Android on its Galaxy phones, tablets and watches.
Key point 2 of 5
Samsung rolls One UI updates out in waves: newest flagships first, then last year's models, then older and mid-range phones.
Key point 3 of 5
Samsung's changelog is long, so we've grouped the changes by what you'll notice first.
Key point 4 of 5
Most of the AI features need you to be signed in to a Samsung account, and several need an internet connection.
Key point 5 of 5
Big updates move things around, and this is where readers usually get stuck.
Watch out
This changes a button shortcut you may be used to. On older One UI versions, holding Volume down and Side opened the power menu.
You might ask
When will my Galaxy get One UI 9? The Galaxy S26 series started getting it on 16 September 2026, and US carrier models followed in late September.
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Being Tricky