Failed -remote 39-flashing Lock Flag Is Locked. Please Unlock It First 39-- May 2026

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

Once the device is in Fastboot mode and connected to your PC, use the following commands. . Enable OEM Unlocking Once the device is in

Try the modern standard command first: fastboot flashing unlock Use the to highlight "Unlock the Bootloader" and

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 please unlock it first')

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

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 .