Yes, is an updated version of the Samsung FRP (Factory Reset Protection) tool that specifically introduced support for MediaTek (MTK) offline authentication . While newer versions of similar tools (like TFMToolPro) have since been released to support newer operating systems like Android 16, SamFirm AIO v1.4.3 remains a widely cited version for bypassing FRP on older patches and MTK-based devices. Overview of SamFirm AIO v1.4.3