If you need the or a link to a safe source, note that I cannot provide direct download links. However, the most reliable way is to search for the exact controller version (e.g., "SM3268AB MP Tool V2.5.70") on reputable hardware repair forums (like USBDev, MyDigitalLife, or FlashBoot.ru) and check user comments for virus reports.
: SM321, SM325, SM3255, SM3257, SM3267, SM3268, SM3271, SM3280, SM3281. smi mptool sm32x sm34x smi mass production tool full
Click the button (password 320 if prompted). If you need the or a link to