Galaxy S21 5G
Release G991U1UESJHZAA
USA · ACGAndroid 15Built 1/19/2026Release information
The software versions and region covered by this firmware update.
G991U1UESJHZAAG991U1OYMJHZAAG991U1UESJHZAA USADownload files
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Open fileUSA · CSC ACG · 24 carriers in 2 countries
CSC is Samsung's region and carrier customization. The networks below are included in this release.
Appalachian Wireless312130NWIDNW00160Appalachian Wireless312130NWIDNW01846Bravado Wireless313010NWIDNW02300C Spire311230NWIDNW00253C Spire311630NWIDNW00253C Spire311230NWIDNW01861C Spire311630NWIDNW01861Carolina West Wireless310130NWIDNW00190Carolina West Wireless310130NWIDNW01862Cellcom311840NWIDNW02069Cellcom311840NWIDNW02070Choice Wireless311040NWIDNW00296Choice Wireless311040NWIDNW01870Copper Valley Wireless312380NWIDNW00337Cordova Wireless311240NWIDNW02127Illinois Valley Cellular311340NWIDNW00597Illinois Valley Cellular311340NWIDNW01864Impact312570NWIDNW01622Impact312570NWIDNW00212Impact312570NWIDNW00276Impact312570NWIDNW00152Impact312570NWIDNW01872Impact312570NWIDNW01873Impact312570NWIDNW01874Impact312570NWIDNW01875Inland Cellular Telephone Company310580NWIDNW00620Inland Cellular Telephone Company310580NWIDNW01865James Valley Wireless, LLC310920NWIDNW00637James Valley Wireless, LLC310920NWIDNW01863MobileNation311910NWIDNW00745MobileNation311910NWIDNW01866Nex-Tech Wireless312420NWIDNW00854Nex-Tech Wireless312420NWIDNW01867OptimERA Inc.313380NWIDNW01988OTZ Cellular311560NWIDNW02011Pine Belt Wireless311670NWIDNW01634Pine Belt Wireless311670NWIDNW01877Pioneer Cellular312280NWIDNW01005Pioneer Cellular312280NWIDNW01869Silver Star Communications312430NWIDNW01063Silver Star Communications312430NWIDNW01871Southern LINC312720NWIDNW02013STRATA312290NWIDNW01063STRATA312290NWIDNW01871United Wireless311650NWIDNW01401United Wireless311650NWIDNW01656United Wireless311650NWIDNW01868United Wireless311650NWIDNW01878
Vodafone20404NWIDNW00178Vodafone20404NWIDNW01876