: Contains regional settings. Using the standard CSC file will usually wipe all user data, while using HOME_CSC (if available) may attempt to preserve data. How to Use the Flash File
Unlike a single-file update, a 4-file flash (often called a "Binary Nature" or "Full Repair" firmware) splits the software into specific partitions: : Reinstalls the device's bootloader. : Contains regional settings
: C9000ZHU1CSC1 (Common for Hong Kong/TGY region) Package Type : 4-File (includes BL, AP, CP, and CSC files) Size : Approximately 2.29 GB The "4-File" Components : Contains regional settings