Failed -remote 39-flashing Lock Flag Is Locked. Please Unlock It First 39-- Now

Connect your phone to your PC and run: adb reboot bootloader

Power off the device, then hold Power + Volume Down (common for most devices) until the Fastboot logo appears. 3. Run the Unlock Command

Modern Android security prevents unauthorized software changes unless the "lock flag" is explicitly flipped by the user. Here is how to fix this and successfully unlock your device. 1. Enable OEM Unlocking Connect your phone to your PC and run:

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

If you receive an "unknown command" error, try the legacy command: fastboot oem unlock 4. Confirm on the Device Here is how to fix this and successfully unlock your device

Tap 7 times until you see "You are now a developer". Go back to System > Developer Options . Find OEM Unlocking and toggle it ON .

Also, enable to allow the computer to send commands. 2. Enter Fastboot Mode Use the to highlight "Unlock the Bootloader" and

Try the modern standard command first: fastboot flashing unlock

The "flashing lock" error only appears when you are in Fastboot (Bootloader) mode. To get back there after enabling the settings above:

If you are trying to flash a custom ROM or update your device via Fastboot and encounter the error FAILED (remote: 'flashing lock flag is locked. please unlock it first') , it means your device's .