Galaxy S23 Ultra
Release S918U1UES7EZCI
USA · XARAndroid 16Built 4/2/2026Release information
The software versions and region covered by this firmware update.
S918U1UES7EZCIS918U1OYM7EZCI USAUSA · CSC XAR · 5 carriers in 2 countries
CSC is Samsung's region and carrier customization. The networks below are included in this release.
AT&T310410NWIDNW02171AT&T311180NWIDNW02171AT&T310950NWIDNW02171AT&T310410NWIDNW02172AT&T311180NWIDNW02172AT&T310950NWIDNW0217200101NWIDNW00156
AT&T310280NWIDNW02171AT&T310280NWIDNW02172