Galaxy S26’s stable One UI 9 rollout is expanding in the US, with an official changelog at last

TL;DR Samsung has officially confirmed the stable One UI 9 rollout for more Galaxy S26 series models in the US. T-Mobile, Metro by T-Mobile, and US Cellular variants now have official Samsung firmware listings, while unlocked models are also starting to receive the update. Samsung has published the full stable One UI 9 changelog, detailing new Galaxy AI, Samsung Health, privacy, Bixby, accessibility, and DeX features.