Samsung unveiled One UI 8.5 in December by launching its beta program for the Galaxy S25 series. After expanding the beta to a handful of other devices and introducing the stable version with the Galaxy S26 lineup, the company began rolling out the update to older eligible devices last month.There were a total of 44 devices eligible to get One UI 8.5. Now, almost a month later, the company has completed the rollout for all of those confirmed models, with the last one being the Galaxy A15. Below is the full list of devices that were officially confirmed to receive One UI 8.5 and have already been updated.Galaxy S25Galaxy S25+Galaxy S25 UltraGalaxy S25 EdgeGalaxy S25 FEGalaxy S24Galaxy S24+Galaxy S24 UltraGalaxy S24 FEGalaxy S23Galaxy S23+Galaxy S23 UltraGalaxy S23 FEGalaxy Z Fold 7Galaxy Z Flip 7Galaxy Z Flip 7 FEGalaxy Z TriFoldGalaxy Z Fold 6Galaxy Z Flip 6Galaxy Z Fold 5Galaxy Z Flip 5Galaxy Z Fold Special EditionGalaxy Tab S11Galaxy Tab S11 UltraGalaxy Tab S10+Galaxy Tab S10 UltraGalaxy Tab S10 FEGalaxy Tab S10 FE+Galaxy Tab S9Galaxy Tab S9+Galaxy Tab S9 UltraGalaxy Tab S9 FEGalaxy Tab S9 FE+Galaxy A56Galaxy A55Galaxy A54Galaxy A36Galaxy A35Galaxy A34Galaxy A26Galaxy A25Galaxy A17Galaxy A16Galaxy A15There were also 18 devices that were expected to receive One UI 8.5 but were never officially confirmed by Samsung. So far, the company has rolled out the update to ten of those devices, suggesting that the remaining models could receive it as well.Galaxy A06Galaxy F06Galaxy F55Galaxy F56Galaxy M06Galaxy M16Galaxy M55Galaxy M55sGalaxy M56Galaxy XCover 7 ProAs always, the update may not be available in every market yet. Samsung is expected to expand availability to additional countries over the coming weeks.Meanwhile, there were 17 devices whose One UI 8.5 eligibility remained unclear. Interestingly, Samsung has already released the update for one of them:Galaxy F54