Samsung’s November Security Patch Reaches Galaxy Z Fold 5 and Flip 5 as Rollout Widens

The security-only release starts in South Korea with a staged global expansion underway.

Overview

Galaxy Z Fold 5 and Galaxy Z Flip 5 are now receiving the November 2025 patch in South Korea with builds F946NKSS5FYK3 and F731NKSS5FYK3.
Earlier in the week, the update rolled out to Galaxy S23, S24, and S25 series, 2024–2025 foldables (Z Fold/Flip 7 and 6), the Galaxy Tab S11, and the Galaxy A54 in the US.
The patch includes 25 Android fixes from Google with two rated critical, plus nine Samsung-specific patches, with additional Exynos-targeted fixes for supported models.
Device packages vary by model and region, typically 300–450MB, with examples including Tab S11 builds X730XXS3AYJ3 and X930XXS3AYJ3 at roughly 300MB and S23 builds S91xNKSS6EYK3.
Samsung is also pushing the update to older and midrange devices such as the Galaxy S22 in India and the Galaxy A25, as it continues One UI 8 deployments and develops One UI 8.5 expected next year.