Galaxy S21 5G
Firmware G991NKSU8HYD9
South Korea · LUCAndroid 15Built Apr 15, 2025Release information
The software versions and region covered by this firmware update.
G991NKSU8HYD9G991NOKR8HYD9 South KoreaInside the firmware
Read from the build properties and kernel of this firmware.
o1sAP3A.240905.015.A2.G991NKSU8HYD95.4.242-30958140-abG991NKSU8HYD9South Korea · CSC LUC · 3 carriers in 1 country
CSC is Samsung's region and carrier customization. The networks below are included in this release.
LG U+45006NWIDNW00680LG U+45006NWIDNW00681olleh45008NWIDNW00649olleh45008NWIDNW00650SKTelecom45005NWIDNW01125SKTelecom45005NWIDNW01126