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Samsung Expands Stable One UI 8 Rollout to S23, 2023 Foldables, A‑Series and Tab S10+

The phased release is arriving in Korea first for many models ahead of Samsung’s published October–November windows.

Overview

  • Galaxy S23, S23+ and S23 Ultra are receiving the Android 16–based One UI 8 in South Korea, with beta users getting a roughly 450MB delta (firmware S91xNKSU6EYI7).
  • Galaxy A36 has moved to the stable build in Europe and Turkey with firmware A366BXXU4BYI7, a package of about 2.3GB.
  • Galaxy Z Fold 5 and Z Flip 5 have the stable update in Korea for beta participants, identified by firmware F946NKSU5FYI8 and a download around 423MB.
  • Galaxy A55 (sold as Galaxy Quantum 5 in Korea) and Galaxy A35 are live on stable One UI 8 in Korea with firmware A556SKSU6CYI6 and A356NKSU5CYI8, respectively.
  • Galaxy Tab S10+ has received the stable update in Korea earlier than scheduled, and Samsung’s official roadmaps still point to broader international releases through October and November.