Using Easy JTAG usually trips the Knox bit ( 0x1 ), meaning Samsung Pay and Secure Folder will no longer work.

Disconnect the ISP wires or remove the chip from the socket. Reassemble the device. Flash a clean, official firmware via Odin in .

Removing a Samsung KG Lock with is a professional-grade solution that bypasses software limitations. While it requires hardware expertise, it remains one of the most reliable ways to recover a device that is otherwise a "brick."