Overview
- The update carries build number ZYLH and is available for the Galaxy S25, S25+, and S25 Ultra through the Samsung Members app in existing markets with India and Poland newly added.
- Incremental downloads are roughly 1.1–1.12GB, first‑time installs are about 4GB, and some packages include the December 2025 security patch.
- The changelog lists fixes for quick panel glitches, call-menu stutter, intermittent reboots, volume-up failures, Bluetooth call audio issues, and crashes in multiple third‑party apps.
- Camera-related tweaks are included, with Camera Assistant now enabling dual recording and Single Take, alongside broader app updates for stability.
- One UI 8.5 is based on Android 16 QPR2 and is expected to debut with the Galaxy S26 before a wider stable rollout in early 2026, with more beta builds anticipated.