
Samsung Galaxy S 4 (U.S Cellular) R970TYUFNK1 is an Android 4.4.2 (Lollipop) firmware for United States (USC). It is the same firmware configured per region and carrier (CSC). Find your country below, verify the file and download for free. Compared with the previous build R970TYUFNF6: Android updated from Android 4.4.2 (KitKat) to Android 4.4.2 (Lollipop). A newer build for SCH-R970 is available: R970TYUGPD5.
Bootloader binary U (30). Flashing firmware with a lower binary is usually blocked by Samsung anti-rollback.
Pick your region (CSC) to download the matching firmware package.