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

Rating: ⭐ (1/5)

A failure to activate the low-level flashing permission state ( get_unlock_ability=1 ) required by modern Android security partitions. Phase 1: Preparing the Android Device

To resolve this, you generally need to unlock the bootloader before the device will accept the flash command. Common Fixes Rating: ⭐ (1/5) A failure to activate 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)

In many cases, yes. Unlocking the bootloader is often considered a modification that voids the manufacturer's warranty. However, on devices like Google Pixels, the warranty isn't automatically voided, but the manufacturer may refuse support for software-related issues. It's always best to check your device's specific warranty terms before proceeding [8†L14-L15]. Unlocking the bootloader is often considered a modification

By understanding whether you are dealing with an Android bootloader or an embedded SPI flash chip, and by systematically applying the solutions in this guide, you can safely resolve the issue. The key is patience: verify your USB drivers, ensure you are in the correct bootloader mode, re-check your OEM unlocking settings, and use the proper, official unlocking commands. With a methodical approach, you can bypass this lock and successfully flash your device.

| Cause | Explanation | |-------|-------------| | Door / cover open | A toner access door, paper jam release cover, or front cover is slightly open. | | Interlock flag stuck | A small plastic flag that presses a microswitch is broken or stuck in locked position. | | Paper jam | Device locks all moving parts; flag stays locked until jam cleared. | | Fuser or drum unit not fully seated | Removable units have lock flags that must click into place. | By understanding whether you are dealing with an

Your device will likely ask for confirmation on the screen again. After confirmation, reboot your device. You should now be able to flash the desired partition without encountering the lock flag error.

If you still see the error, try the legacy command: