Samsung Rolls Out April Security Patch to Galaxy S23 FE and S24 FE in South Korea

The release delivers 47 security fixes that close high- and moderate-severity Android and Samsung flaws.

Overview

Samsung is now pushing the April 2026 update to the Galaxy S23 FE and Galaxy S24 FE in South Korea.
The patch fixes 47 issues, including 33 from Google's April Android bulletin, 10 from Samsung Mobile, and 4 from Samsung Semiconductor.
Firmware builds are S711NKSSEDZCH for the Galaxy S23 FE and S721NKSSBCZD2 for the Galaxy S24 FE.
Both phones are eligible for One UI 8.5 based on Android 16 QPR2, which is a future feature and interface upgrade.
The rollout is expected to expand to more regions in the coming days, and users can check manually via Settings > Software update > Download and install.