Galaxy Watch9
Release L355USQS1AZH4
USA · XAAAndroid 17Built 8/21/2026Release information
The software versions and region covered by this firmware update.
L355USQS1AZH4L355UOYM1AZH4 USADownload files
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Open fileUSA · CSC XAA · 36 carriers in 7 countries
CSC is Samsung's region and carrier customization. The networks below are included in this release.
AT&T311190NWIDNW00277AT&T310080NWIDNW00345Big Sky Mobile310300NWIDNW01370Broadpoint, LLC310570NWIDNW00217Cellular One310320NWIDNW00612Choice Wireless311320NWIDNW01655Choice Wireless311040NWIDNW00296DTC Wireless310880NWIDNW00422FirstNet313110NWIDNW02194GCI Wireless311370NWIDNW00490mobi311500NWIDNW00764Nemont312480NWIDNW00837nep310290NWIDNW00840NTT DoCoMo Pacific310470NWIDNW00432Pine Cellular311080NWIDNW01039PTCI311450NWIDNW02104T-Mobile310770NWIDNW00636T-Mobile310240NWIDNW02019T-Mobile310240NWIDNW02404Union Wireless310020NWIDNW01380UScellular311580NWIDNW02020UScellular311588NWIDNW02480Viaero310450NWIDNW01425VTel Wireless311990NWIDNW01591West Central310180NWIDNW01539West Central310180NWIDNW01534WorldCell Solutions LLC311530NWIDNW01055314560NWIDNW0248000101NWIDNW00156
Proximus20601NWIDNW02480
Telus Mobility, Koodo Mobile , Public Mobile302220NWIDNW02480
Docomo310370NWIDNW00432GTA Wireless310140NWIDNW00550IT&E Wireless310480NWIDNW00580
Vodafone20404NWIDNW01476
IT&E Wireless310110NWIDNW00613IT&E Wireless310110NWIDNW00635
Claro Puerto Rico330110NWIDNW01331T-Mobile310260NWIDNW02019