The G930F’s U8 bootloader represents Samsung’s continued effort to lock down device security, but tools like Z3X have evolved in parallel. By following the precise steps—starting with a U8 combination file, using Z3X’s native U8 repair mode, and restoring stock firmware—you can successfully restore a lost or corrupted IMEI.

: Root the SM-G930F using a compatible method (such as Magisk or a custom recovery) to allow the tool to write data.