Home / Firmware / SM-S921N / KOO
Galaxy S24
S921NKSSFDZF3
KOOAndroid 16Released 6/9/2026Firmware details
Key identifiers and package metadata for this release.
S921NKSSFDZF3S921NOKRFDZF3 KOREAKOREACSC code KOO3 carriers in 1 country
CSC stands for Consumer Software Customization (sometimes "Country Sales Code"). Samsung firmware ships with carrier- and region-specific configs; the networks listed below are what this CSC was built to support out of the box.
LG U+45006NWIDNW00680LG U+45006NWIDNW00681olleh45008NWIDNW00649olleh45008NWIDNW00650SKTelecom45005NWIDNW01125SKTelecom45005NWIDNW01126