Galaxy S21 5G
Release G991BXXU7EWCH
Australia · OPSAndroid 13Built 3/28/2023Release information
The software versions and region covered by this firmware update.
G991BXXU7EWCHG991BOXM7EWCHG991BXXU7EWCJ AustraliaDownload files
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Open fileAustralia · CSC OPS · 1 carrier in 1 country
CSC is Samsung's region and carrier customization. The networks below are included in this release.
Optus50502NWIDNW01560