Yes, if you flash an incorrect mbn file (e.g., for Xiaomi Mi 5 or Mi 6). Always double-check the codename "Tiffany" in the build.prop inside the firmware zip.
Search XDA Developers Mi 5X → "ROMs, Kernels, Recovery" section. mi 5x eng firmware
Word count: ~2,800. Last updated: October 2025 – verified with current Qualcomm EDL procedures for Snapdragon 625 devices. Yes, if you flash an incorrect mbn file (e
If you simply want a custom ROM (LineageOS, Pixel Experience), you do not need ENG firmware – use TWRP. But if your Mi 5X is a hard brick, has lost IMEI, or refuses to unlock officially, then the ENG firmware is your last lifeline. Word count: ~2,800
: Ensure the firmware is for tiffany . Flashing a "tissot" (Mi A1) ROM on a Mi 5X without proper modifications can lead to a bricked device.