Samsung's One UI 8.5, expected for the Galaxy S25 Ultra, is in development.

The firmware just showed up on Samsung's servers, but don't expect the update to land on your phone right away.

Samsung's One UI 8 aimed to improve upon its predecessors, and it seems to have succeeded in terms of speed. The upcoming One UI 8.5 could enter testing soon, which is encouraging for those who use Samsung devices.

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