The stable One UI 5 Watch update was released recently for eligible Samsung smartwatches. Now, according to the information, the update is rolling out in Europe for Watch 5 watch. The update is available for Bluetooth models.
As per the latest changelog, the One UI Watch 5 update comes with the build number R9xxXXU1BWH3 and the size is 1.7GB. Note that the update is not yet available for the LTE Galaxy Watch 5 variants.
One UI Watch 5 update changelog
One UI Watch 5 adds new Watch faces. The Galaxy Watch users can now check the battery level of all their devices through the new Battery tile. One UI Watch 5 lets users set an album or story as their watch faces. Wear OS 4-based One UI 5 Watch also lets you pair your watch to a different phone without resetting the watch.
You can download the new update by opening the Galaxy Wearable app on your phone, navigating to Watch settings > Watch software update, and tapping Download and install.