Failed -remote 39-flashing Lock Flag Is Locked. Please Unlock It First 39-- Jun 2026
Output: Device unlocked: false
Lock and unlock the bootloader | Android Open Source Project Output: Device unlocked: false Lock and unlock the
: Once OEM Unlocking is enabled, reboot the device into Fastboot mode and use one of the standard unlock commands: fastboot flashing unlock (Standard for newer devices) fastboot oem unlock (Common for older models) Troubleshooting Common Issues You must remove the write
After sending the command, your phone screen will likely change to a confirmation page. Use the to highlight "Unlock the Bootloader" and the Power Button to confirm. The device will then wipe itself and reboot. Troubleshooting Common Issues It does not simply accept commands blindly; it
You must remove the write protection before attempting to flash again. Here are the standard steps to do this:
Open a command terminal on your PC and try one of the following commands based on your device manufacturer: fastboot flashing unlock fastboot oem unlock
Inside your device's storage chip, there is a dedicated controller. This controller manages how data is written, read, and erased. It does not simply accept commands blindly; it checks a specific configuration file or register known as the Flash Configuration (FC) or Device Configuration (DC) .
