The "Free Download" and "Offline" nature of such tools is a double-edged sword:
: Disabling the security checks (SLA/DAA) that manufacturers implement to prevent unauthorized flashing of firmware. The Ethics of "Free" and "Offline" Software mtk-unlock-offlinetoolv-2-0-free-download-2022
: Removing the "Factory Reset Protection" lock that occurs when a device is reset without removing the Google account. The "Free Download" and "Offline" nature of such