https://wccftech.com/galaxy-watch-4-receives-first-one-ui-watch-4-5-beta/ > Samsung recently launched the One UI Watch 4.5 beta program last month and now, the first beta firmware is available to download for everyone who wants to go ahead and try out the new version on their Galaxy Watch 4. > For those wondering, the One UI Watch 4.5 brings a number of changes to the Galaxy Watch 4 and Samsung will be adding more as it moves closer to the final release. However, it is also worth noting that there is a chance that some features might not make it to the final release.