S820LUDU4APG1 S820LTFN4APG1 V4.4.4 Repair Firmware 4Files ( USA TFN ) Download Samsung Repair Firmware 4Files Model: Samsung Galaxy Core Prime Sm-S820L OS Version: Android KitKat V4.4.4 PDA/AP Version: S820LUDU4APG1 MODEM/CP Version: S820LUDU4APG1 CSC Version: S820LTFN4APG1 Region: USA TFN Security Patch Level : 2017-12-12 -------------------- Content Of File: AP_S820LUDU4APG1_CL1073744_QB10384949_REV00_user_low_ship_MULTI_CERT.tar.md5 BL_S820LUDU4APG1_CL1073744_QB10384949_REV00_user_low