Once the flash is complete, reboot into (usually Power + Vol Down) and run the following command in your PC terminal: fastboot getvar unlocked If it returns unlocked: yes , your bootloader is successfully open. Common Alternatives for Other Brands: Xiaomi: Use the official Mi Unlock Tool .
| Question | Answer | |----------|--------| | | No | | Can it help unlock? | Yes – by patching lk or writing seccfg | | Recommended for beginners? | ❌ No | | Works on latest MTK (Dimensity)? | ❌ No (secure boot v3) | | Best use case | Bricked devices where fastboot is unavailable |
On many MediaTek devices, flashing the modified file prepares the device for the final unlock command:
In the or Scatter-loading File section, click Choose and select the scatter file specific to your device's firmware. sp flash tool unlock bootloader
Install the latest VCOM and Preloader drivers on your Windows PC.
Understanding the Role of SP Flash Tool in Bootloader Unlocking
What (e.g., Windows 10, Windows 11, Linux) is your PC running? Once the flash is complete, reboot into (usually
Open Developer Options and check if is turned on or greyed out with an "Already Unlocked" status. Troubleshooting Common Errors
You may have flashed the wrong seccfg or boot image. Use SP Flash Tool to flash the original stock seccfg or the entire stock firmware to restore it. Conclusion
In the field, click Choose , navigate to your extracted stock firmware folder, and select the Android_scatter.txt file. The tool will automatically populate the partition checklist. Step 4: The Unlocking Flash Method | Yes – by patching lk or writing
Modifying partition blocks at a hardware level carries significant risks. Always ensure you are targeting the exact partition addresses specified for your specific hardware component variant. Flashing incompatible data or writing to incorrect memory addresses can corrupt the device's partition table permanently, leading to a hard-bricked state that cannot be fixed without dedicated hardware box programmers. Unlocking your bootloader will void manufacturer warranties and weaken device security protections against local physical exploits. Proceed at your own risk.
Navigate to your SP Flash Tool folder and launch flash_tool.exe as an administrator.
Launch SP Flash Tool on your computer and select the scatter file for your device. The scatter file is usually provided with the firmware package or can be downloaded from the device manufacturer's website.
Power off your device completely. Run the Auth Bypass Tool on your PC. Click on the "Bypass" or "Disable Auth" button. Connect your phone to the PC while holding the Volume Up and Volume Down buttons simultaneously (the specific key combo may vary by model).