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Galaxy S4 (Snapdragon/Tracfone)
S975LUDUANB1Firmware details
Key identifiers and package metadata for this release.
S975LUDUANB1S975LTFNANB1USACSC code
TFN9 carriers in 1 country
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.
3101503101703104103105603111800010109999909999900101