The LG G2 Mini doesn't use LK: unlocking a Tegra 4i with nvflash
The G2 Mini (D625) is a Tegra 4i, not a MediaTek LK phone: unlocking works differently, with its own low-level recovery mode and flashing tool.
The G2 Mini (D625) is a Tegra 4i, not a MediaTek LK phone: unlocking works differently, with its own low-level recovery mode and flashing tool.