to initiate an explicit firmware update on the memory controller chip (such as Samsung or Micron eMMC models).
This indicates your ISP wires are too long, missing a reliable ground loop ( GND ), or experiencing interference. Shorten the wires and lower the interface frequency bus speed to 12MHz.
…all result in the same red text: “KG State: Prenormal / Locked.” samsung kg lock remove easy jtag exclusive
The general approach involves rewriting the security partitions to clear the lock state.
Clean the BGA pads on the chip using a soldering iron and desoldering wick. to initiate an explicit firmware update on the
Verify that the software successfully reads the chip details, partition table, and health report.
: Scroll down the raw partition allocation table to find the dynamic data structures containing device enrollments: …all result in the same red text: “KG
When the state is Active or Locked , the bootloader restricts flashing unsigned binaries and blocks ADB commands.
KG Lock is part of Samsung’s KG Status mechanism, introduced with Android 11 (One UI 3.0) and fully enforced in later versions. It interacts directly with the partition and the e-fuse bits on the device’s UFS (Universal Flash Storage) chip.
: Standard USB or ADB bypasses only temporarily mask the lock screens. As soon as the device connects to the internet or checks its RPMB (Replay Protected Memory Block) configuration, the lock relocks the system.
Right-click the partition and select Erase . This partition stores state flags, including active KG enrollment statuses.