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Galaxy Watch9
L355FXXU1AZFL
SIOAndroid 17Released 6/26/2026Firmware details
Key identifiers and package metadata for this release.
L355FXXU1AZFLL355FOXA1AZFL SEADSEADCSC code SIO24 carriers in 9 countries
CSC stands for Consumer Software Customization (sometimes "Country Sales Code"). Samsung firmware ships with carrier- and region-specific configs; the networks listed below are what this CSC was built to support out of the box.
A1 SI29340NWIDNW00048A1 SI29340NWIDNW00585Mobitel29341NWIDNW00759T-229364NWIDNW01200Telemach29370NWIDNW01253
ONE27601NWIDNW02099Vodafone27602NWIDNW01477
BH Mobile21890NWIDNW00209HT-ERONET21803NWIDNW00572m:tel21805NWIDNW00704
A1 HR21910NWIDNW01798HT HR21901NWIDNW00593T-Mobile HR21920NWIDNW00593Telemach21902NWIDNW02093
IPKO22102NWIDNW00623Vala22101NWIDNW02155
m:tel29703NWIDNW00695One29701NWIDNW02131telekom.me29702NWIDNW01251
A1 MK29403NWIDNW01957Telekom.mk29401NWIDNW02035
A1 SRB22005NWIDNW02073mt:s22003NWIDNW00802Yettel22001NWIDNW02128
Movistar21407NWIDNW01200