Credit: Hadlee Simons / Android AuthorityTL;DRSamsung has expanded its Android 17-based One UI 9 beta program to the Galaxy Z Fold 6, Z Flip 6, and Galaxy A57.The update is rolling out in regions like South Korea and India with the August 5, 2026, security patch.Eligible users can register for the pre-release software via the Samsung Members app once they ensure their data is backed up.Samsung is finally picking up the pace with its next major software release, rapidly expanding access to its Android 17-based skin across multiple product tiers. After rolling out beta builds to flagships like the Galaxy S25, Galaxy S24, Galaxy Z Fold 7, and Galaxy Z Flip 7, Samsung has now launched the One UI 9 beta program for the Galaxy Z Flip 6, Galaxy Z Fold 6, and the mid-range Galaxy A57.According to tipster Tarun Vats on X, the One UI 9 beta is now available in South Korea for both the Galaxy Z Fold 6 and Galaxy Z Flip 6, with build versions such as F741NKSU4ZZHP for the clamshell foldable.