Overview
- Reports on January 19 indicate numerous eligible Galaxy Watch 4 and Watch 4 Classic units, especially LTE versions, have yet to receive One UI 8 based on Wear OS 6.
- Samsung’s release reached Bluetooth-only models in Europe, India, South Korea, and the United States, while most cellular variants remain on One UI 7.
- The Watch 4 series began receiving One UI 8 in December 2025, with some coverage citing a December 16 start for the rollout to those models.
- Samsung first delivered the update to newer devices—the Galaxy Watch Ultra and Watch 7—beginning in October 2025 before extending it to the Watch 4 line.
- This upgrade is described as the last major OS update for the Watch 4 series, yet neither Samsung nor carriers have provided a reason or timeline for the missing LTE releases.