Blackberry Keyone — Stuck In Bootloader Menu Repack

BlackBerry distributes autoloader executables (.exe or .sh) signed with TCL/BB keys.

✅ This repacks the boot stack with a known valid signed image. It fixes 90% of bootloader loops.

After successful flash:

Issue: Device powers on but remains at the bootloader / fastboot mode screen (black background with white text, showing options: Start, Restart bootloader, Recovery mode, Power off). Standard adb reboot commands fail to boot the OS.

Root Cause: Corrupted boot partition, mismatched boot image signature, failed OTA update, or interrupted fastboot flashing command. blackberry keyone stuck in bootloader menu repack

  • Note messages shown in the bootloader menu (errors, fastboot mode, locked/unlocked).

    • If fastboot sees device, continue. If not, you may need EDL method; stop and get device-specific EDL procedure.

    Critical Warning: A "Repack" means you will wipe all data. There is no way to recover photos or messages once you start this process. If your bootloader is corrupt, the data partition is likely already inaccessible. BlackBerry distributes autoloader executables (

  • The Connection:
  • If it doesn't connect automatically:

    • Type exactly:

    fastboot oem repack

    What you will see:

    This command is specific to TCL-manufactured BlackBerry devices (KEYone, KEY2, Motion). It is not a standard Android Fastboot command. It is a proprietary engineering escape hatch.

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