| Method | Difficulty | Success Rate | |--------|------------|---------------| | (if original owner) | Easy (free) | 100% (via account recovery) | | FRP bypass tools (e.g., SamFw Tool) | Medium | Low (KG Lock often remains) | | Octopus Box / Z3X (pre-2023 models) | Medium | Medium | | Unlock service (remote teamviewer) | Easy (paid) | 90% (for Exynos only) |
Reassemble the device components minimally to allow booting.
Adjust the voltage settings (usually and VCCQ = 1.8V or 2.8V depending on stability). Set the bus width to 1-bit for ISP. Click Connect Direct to eMMC/UFS . samsung kg lock remove easy jtag
If the box reports voltage errors, disconnect the VCC and VCCQ jumpers from the box and power the motherboard using its original battery or a DC power supply via the USB port instead.
When a Samsung device is protected by KG Lock, users are required to enter their Google account credentials to access the device after a factory reset. If you forget your Google account details or encounter issues during the reset process, you may find yourself locked out of your device. In such cases, removing KG Lock becomes essential to regain access to your device. | Method | Difficulty | Success Rate |
If JTAG seems too advanced, consider:
Maintain precise heat control during chip-off and avoid crossing ISP lines. Phone loses cellular network capabilities entirely. Click Connect Direct to eMMC/UFS
Specific to your device model and binary version.