Because these tools use exploits to bypass security locks, your Windows antivirus will almost certainly flag them as a threat. You usually have to disable your antivirus temporarily to run them. how to use
: Allows users to change the Country Specific Code (CSC) to unlock region-locked features or remove carrier bloatware. Samfw Tool 3.31 Download
: Connect your phone to the PC via USB and open the SamFw Tool. Because these tools use exploits to bypass security