Galaxy S21 Ultra 5G
Release G998U1UEU4BUK7
USA · DSHAndroid 12Built 11/5/2021Release information
The software versions and region covered by this firmware update.
G998U1UEU4BUK7G998U1OYM4BUK7 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