3.9? Let me know the of your device so I can check compatibility. Share public link
Power off your phone, hold the buttons, and connect it to the PC. The tool should detect the device and complete the process in seconds. Important Considerations
Unlocks or relocks the bootloader on MediaTek devices with one click.
If you need help resolving a specific installation error, let me know the you see. You can also share the brand and model of the phone you want to unlock so I can provide the precise key combination required to trigger the connection boot mode.
. Power off your phone and connect it to the PC while holding both Volume Up + Volume Down buttons to enter BROM mode. Conclusion mtk gsm sulteng tool v139 install
Follow the on-screen prompts to finish installation, then restart your PC. Step 2: Disable Windows Defender Real-Time Protection
Click . The tool will display "Waiting for device...". Power off your phone completely. Hold Volume Up + Volume Down and plug in the USB cable. Release the buttons once the progress bar starts moving. Wait for the tool to display a green All Is Done message. Troubleshooting Common Errors Status: Waiting for Device (Freeze)
Click the button in the tool interface. The software status bar will display "Waiting for device...". Power off your target Android device completely.
Follow the on-screen prompts to complete the installation. Once finished, launch the tool from the Desktop shortcut. The tool should detect the device and complete
The USB cable or port may be faulty. Switch from a USB 3.0 port to a USB 2.0 port on the back of your PC motherboard, and use an original data cable. To help troubleshoot further, let me know: What are you trying to service? Which Windows operating system version are you running?
The tool will not detect your phone without proper drivers.
Go back to the main folder and double-click the application. Login Credentials :
Right-click the installer, select , and complete the prompts. Download and install LibUSB Win32 filter drivers. You can also share the brand and model
While versioning can vary slightly by source, here are the core features and standard installation steps for the tool. Core Features
Attempts to remove locks without deleting user data (available for specific older models). Bootloader Unlock: One-click permanent or temporary bootloader unlocking. How to Install
Disables the secure boot (Authentication) requirement without needing paid authorized accounts. System Requirements