Galaxy S21 Ultra 5G
Release G998U1UESHHYI2
USA · CHAAndroid 15Built 9/7/2025Release information
The software versions and region covered by this firmware update.
G998U1UESHHYI2G998U1OYMHHYI2G998U1UESHHYI2 USADownload files
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Open fileUSA · CSC CHA · 3 carriers in 2 countries
CSC is Samsung's region and carrier customization. The networks below are included in this release.
Verizon311480NWIDNW01605Verizon311480NWIDNW0184500101NWIDNW0160600101NWIDNW01845
Vodafone20404NWIDNW01605Vodafone20404NWIDNW01845