One UI 8 .0 is the eighth major iteration of Samsung ’s One UI . It’s based on Android 16 , and from our hands-on experience, it feels like a relatively minor update that’s closer to a x.1 release than a full generational jump. One UI 8 stable update (BYI3) is live for Galaxy S25 series with Android 16 , new AI tools, and September 2025 patch. Download One UI 8 firmware for Galaxy S25, S25+, and S25 Ultra. Google released Android 16 on June 10th, far earlier than anyone expected, which helped speed up the Samsung Galaxy One UI 8 rollout. The Galaxy Android 16 update delivers an improved software experience, more AI goodies, home and lock screens improvements, better security, tighter privacy, and more. Samsung is preparing to launch One UI 8 .5, based on Android 16 , alongside the Galaxy S26 series early next year. However, ahead of that, new details are already emerging about the next version, One UI 9, which will be based on Android 17.
