Samsung One UI is the company's custom Android skin for branded phones and tablets. One UI replaced Samsung's aging TouchWiz skin in 2018.

Plus, you can also download Galaxy Watch 8 series faces here featuring Sporty Classic, Heritage Classic, Daily Dashboard, ...

The refreshed Watch Ultra retains its $649.99 price and core features, including a 1.5-inch AMOLED display and 590mAh battery. It also ships with the latest One UI 8 Watch based on Wear OS 6 update.

The Galaxy Watch Ultra (2025) boasts a 1.5-inch Super AMOLED display, a titanium case, and is dust and water-resistant. Samsung has announced the One UI 8 Watch software update for Galaxy Watch Ultra.