How To Flash Factory Image on Nexus 6 & Go Back To Stock

Installing a custom ROM on the Nexus 6 is a common process that many users do. Since it is a Nexus device, it has a lot of support from Google as well as from developers, so custom ROMs and mods never miss.

But at one point, every user had to go back to a stock firmware. There are plenty of reasons why you would want to go back to stock. When you root and install a custom ROM on your phone, the warranty is voided. So flashing a factory image will fix the problem.

Also Read: Improve Nexus 6 Performance By Disabling Data Encryption

If the Nexus 6 is experiencing any problems, going back to stock is a great idea to verify if the ROM that you are running is causing the problem or not. At the end, flashing a stock factory image on the Nexus 6 is a great way of removing root (unroot) and making the phone as new.

nexus 6 stock factory image

The good thing is that the process of flashing a stock factory image on the Nexus 6 is very easy and there are only a few things that you actually need. The process itself can be done in just a few minutes.

Flashing Android 5.0 Lollipop factory image on Nexus 6


Before we start with the flashing process, there are a few things you have to download and consider. First of all, charge your phone and make sure it has at least 50% battery left. If the phone doesn’t have enough battery juice, it can turn off during the process and that can seriously damage the phone.

Flashing Android 5.0 Lollipop firmware on the Nexus 6 will unroot it and also will delete all applications. You can backup all your installed applications using our guide how to backup data and apps on Lollipop.

Also, make sure you have installed the proper ADB drivers for the Nexus 6. This will allow the phone to communicate with the computer. Follow the guide how to install ADB drivers on the Nexus 6.


Download Nexus 6 Shamu Android 5.0 Lollipop Factor Images here.

Also Read: How To Enable LED Notification Light on Nexus 6

Flashing process

  1. Extract the archive file you downloaded on the link above. It contains the image file and other useful files.
  2. Next, unlock the bootloader of your Nexus 6. Follow the guide how to unlock Nexus 6 bootloader.
  3. Turn your phone off.
  4. Boot in fastboot or bootloader mode. To do so, press and hold the Power + Volume Down buttons at the same time.
  5. Connect your phone to your PC using a USB cable.
  6. Now you need to flash the factory image. Execute flash-all.bat script for Windows or for MAC and Linux.
  7. Once the process is over, select Recovery using Volume buttons.
  8. The Android logo will appear. Press and hold the Power + Volume Up buttons. This will put the phone to Recovery mode.
  9. In Recovery, wipe data and cache so the phone doesn’t get stuck in a bootloop.

Reboot your phone and wait for it to boot up. Now your Nexus 6 Shamu is back to stock and it is as a brand new phone.


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