Go back to the "Erasing & Programming" tab and click "Full Chip Erase" . This usually removes write protections. 2. Using ST-Link Utility If you are using the older STM32 ST-Link Utility: Open ST-Link Utility. Go to Target -> Option Bytes . In the Read Out Protection section, set it to Disabled . Click Apply . 3. Using OpenOCD (Command Line) If you are working in a Linux environment or using OpenOCD:
This long-form article will dissect every component of this error, explain why it occurs, and provide step-by-step solutions to unlock the "lock flag" and successfully flash your device. Go back to the "Erasing & Programming" tab
Note: For brands like Motorola, you may also need to request an unlock key from their official site Android Open Source Project Step 2: Enter Fastboot Mode Turn off your device. Volume Down + Power Using ST-Link Utility If you are using the
Carefully re-enter the exact unlock sequence as provided by your device manufacturer. For Unisoc devices, ensure the command uses fastboot flash unlock_bootloader signature.bin . For others, it might be fastboot oem unlock . Double-check for typos. Click Apply
If you need further help, please tell me the and its chipset type so I can provide the specific commands or flashing tools required for your hardware.
For older low-tier architectures or specific Chinese-market chipsets, attempt: fastboot oem unlock-go Use code with caution.