Galaxy S21 5G
Release G991U1UES4BUKK
USA · DSHAndroid 12Built 12/21/2021Release information
The software versions and region covered by this firmware update.
G991U1UES4BUKKG991U1OYM4BUKK USAUSA · CSC DSH · 3 carriers in 1 country
CSC is Samsung's region and carrier customization. The networks below are included in this release.
T-Mobile310240NWIDNW0197599999NWIDNW0197500101NWIDNW00156