Galaxy S21 5G
Firmware G991BXXU3BUK8
Costa Rica · CRCAndroid 12Built Nov 5, 2021Release information
The software versions and region covered by this firmware update.
G991BXXU3BUK8G991BOWO3BUK9 Costa RicaCosta Rica · CSC CRC · 1 carrier in 1 country
CSC is Samsung's region and carrier customization. The networks below are included in this release.
Claro71203NWIDNW00258