mtk r boot boot.img unpackbootimg -i boot.img
python mtk.exe w preloader preloader.bin mtk client v20
: Since the core utility is script-based, a Python environment is required for execution. How to Access "BROM" Mode mtk r boot boot
Yes, if the Samsung phone uses a MediaTek SoC (e.g., Galaxy A series with Helio P35). It does not work on Samsung Exynos or Qualcomm Snapdragon chips. mtk client v20