With Android 6.0 Marshmallow final images now available, we take a look at how to unlock the bootloader of your Nexus device, of course, we’ll be publishing individual guides on how to update your Nexus 5, Nexus 6, Nexus 7 and Nexus 9 to Android 6.0 Marshmallow, but first we will tend to the basics. If you are willing to manually update your Nexus device to the latest Android version, you’ll need to have an unlocked bootloader.

Unlocking the bootloader isn’t a difficult task, you just need to keep some things in mind. Unlocking your bootloader will wipe your internal storage so it is advised to create a backup of everything. Without wasting anymore time, let’s take a look at how to unlock the bootloader on your Nexus devices.


  • Google USB Drivers > Download here.
  • Backup your Nexus device.
  • At least 70 percent of available battery.
  • Make sure the USB debugging is enabled; to do so, go to Settings > About Phone and tap Build Number until you see a notification that Developer Options have been enabled.
  • Setup ADB on your computer > How to setup ADB.

How To Unlock Bootloader on Nexus Devices 

  1. Navigate to the folder named ADB Tools/Platform Tools in Android SDK folder.
  2. Press Shift and then press right click, choose Open Command Window here from the drop-down menu.
  3. Turn off your Nexus device after making sure that the USB debugging is turned on.
  4. Put your Nexus in fastboot mode by pressing and holding power and volume down button together.
  5. Connect your Nexus device using the USB cable.
  6. Go back to the Command window you opened in 2nd step and enter the following command:

    fastboot oem unlock

  7. You’ll see a screen on your Nexus device asking if you want to unlock the bootloader.
  8. Use the volume button to scroll and power button to select Yes.
  9. The unlocking process will begin, once it’s done, type in the following command:

    fastboot reboot

  10. Your Nexus device will restart. Do keep in mind that the first boot will take some time as you have just wiped the entire internal storage.

That is it, you have successfully unlocked the bootloader of your Nexus device. You can now easily flash stock factory images. We’ll be publishing those in a moment. Stay tuned for more.



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