Three One UI 9.5 test builds have surfaced for the Galaxy S25, with leaks pointing to app redesigns and a beta starting later this month or early next month.

Samsung has started internal testing for its upcoming One UI 9.5 update on the Galaxy S25. The appearance of three internal builds indicates that Samsung has begun bringing its next software update to last year’s flagship phones. More information about One UI 9.5 may arrive in the coming weeks.
One UI 9.5 reportedly updates Samsung Phone and Contacts with a new design and fluid animations. Samsung Contacts could also get a dedicated birthday section, though the feature remains under development and Samsung has not officially confirmed a release date. Leaks also point to AI Rambler, Telegram and WhatsApp call recording, new widgets, and UI tweaks. The source also notes applied stabilization code for device operation, battery drain fixes, and Alarm app error fixes.

The One UI 9.5 Beta Program could start later this month or early next month. An official debut is expected around February on the Galaxy S27 series, followed by an estimated April 2027 window for stable rollout.
The source also lists the following Galaxy devices without specifying their eligibility:
Luiza Mosneagu is Reviews Editor at Droid Tools. A psychologist by training and tech writer by passion, she has tested over 60 Android devices since 2020 - always for a minimum of two weeks before writing a word. Her focus is camera quality, everyday usability, and cutting through marketing claims to tell you what a device is actually like to live with.
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