Samsung launched its Android 16-based working system (OS) dubbed One UI 8 with its newest Galaxy Z collection foldables. It’s quickly anticipated to make its technique to different handsets too, with beta testing ongoing. Based on a report, the One UI 8 Beta 4 for the Galaxy S25 collection was noticed on the tech big’s check server. Nonetheless, one of many new options, which was seen on the earlier check builds of the firmware, is allegedly lacking from the newest replace.
One UI Beta 4 Replace
Based on tipster Tarun Vats’ submit on X (previously Twitter), an inner check construct of One UI 8 Beta 4 was noticed on Samsung’s server for the Galaxy S25 collection. It was listed with the identifier ZYG5 and is roughly 1319.27MB in dimension. The replace allegedly has one of many following construct numbers:
- S938BXXU5ZYG5
- S938BOXM5ZYG5
- S938BXXU5BYG5
Breaking ‼️
Galaxy S25 Sequence: A brand new One UI 8 beta construct has been noticed on the check server.
ZYFA ➡️ ZYG5 (1319.27 MB)
Construct Model: S938BXXU5ZYG5/S938BOXM5ZYG5/S938BXXU5BYG5Beta 4 incoming 😍 pic.twitter.com/mri3GpGn60
— Tarun Vats (@tarunvats33) July 17, 2025
Following its discovery, SamMobile reported that some options that have been seen within the earlier BYFB construct of One UI 8 Beta are lacking from the newest model.
A notable omission is Adaptive Lock Display screen Clock. It’s a dynamic clock widget that mechanically adjusts to the form of the topic in your wallpaper. The clock wraps round the primary topic, corresponding to an individual or a pet, for higher aesthetics whereas sustaining its visibility.
The report speculates that this characteristic continues to be anticipated to make it to the general public construct of One UI 8 for the Samsung Galaxy S25 collection. Nonetheless, its disappearance from the upcoming beta 4 construct means that work on the replace will not be completed and it isn’t prepared for rollout, with the tech big nonetheless having to iron out some bugs.
At present, the Samsung Galaxy Z Fold 7, Galaxy Z Flip 7, and Galaxy Z Flip 7 FE ship with One UI 8. The remainder, such because the flagship Galaxy S25 collection and different telephones, run on Android 15-based One UI 7. The replace is anticipated to make its technique to different Galaxy smartphones later this 12 months.