One UI 7 (Android 15) spotted on Galaxy S23 Ultra!

One UI 7.0 is based on Android 15. Samsung is currently testing it on existing devices, and the One UI 7.0 Beta Program is expected to be available for public testing in the coming months5. The stable version of One UI 7.0 will likely be released to compatible high-end phones from the Galaxy S and Galaxy Z series after 2-3 months of testing.

A Galaxy S23 Ultra unit was spotted running One UI 7.0 online, based on Android 15. This indicates that Samsung is working on the One UI 7.0 update for existing devices, and it might be testing it on current phones before making it available for public beta testing through the One UI 7.0 Beta Program in the coming months2.