Samsung unveiled its latest Wear OS skin for Galaxy Watch models, One UI 9 Watch, with its new flagship smartwatches, the Galaxy Watch Ultra 2 and Galaxy Watch 9. The brand is expected to start rolling out the beta version of the new software to older Galaxy Watch models soon, allowing users of these wearables to try the new Wear OS customization before the company releases its stable version more widely.One of the models eligible to get it is the Galaxy Watch 7. To that end, the first beta build of One UI 9 Watch for the smartwatch has been spotted on Samsung’s servers. It carries version L310XXU2ZZH2 (via Tarun Vats). It suggests that the tech giant is preparing to release the One UI 9 Watch beta for the Galaxy Watch 7 soon. Earlier today, the beta build of One UI 9 Watch for Galaxy Watch 8 was also spotted.One UI 9 Watch featuresOne UI 9 Watch is based on Wear OS 7. On the Galaxy Watch Ultra 2 and the Galaxy Watch 9, the new software offers several upgrades compared to One UI 8 Watch. It introduces Raise to Talk for Gemini, letting you activate Google’s AI assistant by raising your wrist. It also brings Vitals, which tracks key health metrics overnight and compares them against a personal baseline, along with Fitness Index.However, it remains unclear whether all of these upgrades will be available on every older Galaxy Watch model eligible for the update.