Galaxy S23 Ultra
Firmware S918U1UEU6EYI5
United States · AIOAndroid 16Built Sep 9, 2025Release information
The software versions and region covered by this firmware update.
S918U1UEU6EYI5S918U1OYM6EYI5 United StatesUnited States · CSC AIO · 3 carriers in 1 country
CSC is Samsung's region and carrier customization. The networks below are included in this release.
AT&T310150NWIDNW0005799999NWIDNW0005700101NWIDNW00156