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Galaxy S21 FE 5G
G990USQSNIZE3
TMBAndroid 16Released 5/22/2026Firmware details
Key identifiers and package metadata for this release.
G990USQSNIZE3G990UOYNNIZE3 USAUSACSC code TMB19 carriers in 2 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.
MetroMVNO311660NWIDNW01305T-Mobile310160NWIDNW01305T-Mobile310200NWIDNW01305T-Mobile310210NWIDNW01305T-Mobile310220NWIDNW01305T-Mobile310230NWIDNW01305T-Mobile310240NWIDNW01305T-Mobile310250NWIDNW01305T-Mobile310270NWIDNW01305T-Mobile310310NWIDNW01305T-Mobile310490NWIDNW01305T-Mobile310660NWIDNW01305T-Mobile310800NWIDNW01305T-Mobile311490NWIDNW01305T-Mobile311882NWIDNW01305T-Mobile312250NWIDNW01305T-Mobile310160NWIDNW01986T-Mobile310200NWIDNW01986T-Mobile310210NWIDNW01986T-Mobile310220NWIDNW01986T-Mobile310230NWIDNW01986T-Mobile310240NWIDNW01986T-Mobile310250NWIDNW01986T-Mobile310270NWIDNW01986T-Mobile310310NWIDNW01986T-Mobile310490NWIDNW01986T-Mobile310660NWIDNW01986T-Mobile310800NWIDNW0198699999NWIDNW0130500101NWIDNW00156
T-Mobile310260NWIDNW01305T-Mobile310260NWIDNW01986