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Update Nexus 5X to Official Android O OPP1 Developer Preview [Factory Image]

Google officially brings Android O OPP1 Developer Preview build for the Nexus 5X. The latest Android O version comes as a Factory Image of OPP1 for all new Google Devices. The Developer Preview is available for the Developers and Tech Savvy people who were eager to feel the test of Android O. This time; Google mainly focused on Battery life and Large Screen Multitasking. As mentioned in the title, this is just an initial Developer Preview, so all the Android O features are not integrated into this firmware. Further, this build will not come as an OTA on your device and hence, you need to upgrade your phone manually using our easy guide below. However, we hope the next build from Google to come as OTA (Over-the-Air) directly if this factory image is already flashed on your device. You can manually update your Nexus 5X to Android O OPP1 Developer Preview using our tutorial below and even we also covered a guide on how to root Nexus 5X on Android O firmware. The only problem you might face is that, if this is the first time you are playing with Factory Images, then you might need to Unlock the Bootloader first to install this Firmware. Also, installing a Developer Preview Factory Image may wipe all your data, so it is recommended to backup everything before installing the Firmware. As a Nexus user, you have several options to choose from depending on how you want to store your data.
Nexus 5X
If this is your very first time installing a Factory Image, we understand you would want to make sure your installation process go as smooth as possible. So before installation, make sure you have backed up your important Apps and Data. When Flashing Android O OPP1 Factory Image, your entire Data + System will be cleaned — like a brand new phone.

Disclaimer: Please read the following instructions thoroughly before attempting to flash your phone. absolves itself from any responsibility should something go wrong. Please proceed with caution and at your risk.

Google Nexus 5X Android O OPP1 Factory Image Details:

Android O Developer Preview is now available for Nexus 6P, Nexus 5X, Nexus 6, Nexus 9 and Pixel Devices. As this is just an initial Developer Preview release, all the Change log is not Documented till now. However, yet, with this build, you will get a look what is coming. Google has given more priority on Battery life in O Build. Moreover, like Nougat, we have Refining Screen usages support for large phones. Further, a new API is coming on Android O which will be available soon to the Developer for App integration.

Like this Android O OPP1 Developer Preview Factory Image? We love it too and we know you are looking forward to install it on your phone now. Now please read below for important tips on how to make sure your installation goes smooth and you do not end up with any problems.

There are tons of useful articles and how-to guides on Droidphoria for the LG Nexus 5X, but we think you might be interested in the following posts :
To Remember :
  • This tutorial is only for installing Android O OPP1 Factory Image on LG Nexus 5X. Please do not try on any other Google or LG variants.
  • Your phone can be on any previous Android version or even on a custom ROM. It doesn’t matter at all. This tutorial will still work for installing Android O Developer Preview.
  • Make Sure your computer should have Nexus USB driver installed properly.
  • This tutorial will wipe out all your data even if your bootloader is still locked or already unlocked. Make sure you backup all your data in your phone before proceeding.
NOTE: Make sure your Android device is charged up to 80-85% battery level. Why? Because, if your phone goes off suddenly while installing a custom ROM, flashing an official firmware update or installing mods, etc. — your phone might get bricked or go dead permanently. No one wants that, right?
All set and ready? Good. You can now continue reading below and update your Nexus to Android O Developer Preview Factory Image.

Install Android O OPP1 on Nexus 5X Using Official Factory Image

We have put together a detailed step-by-step installation guide so that the first time users doesn't face any problem on installing Android O OPP1 Developer Preview on Nexus 5X using Factory Image provided by Google.

Please make sure your phone fulfils all the requirements and we recommend you to read this tutorial once before actually performing it on your device. In case you have problem in connecting your phone with computer, make sure USB driver for Google is properly installed.

Tutorial- Step-by-Step:

Step 1: Download Android O OPP1 Factory Image ( for Nexus 5X on your Computer.

Step 2: Connect your Google Nexus 5X to Computer using USB cable (provided by Google out of the Box).

Step 3: Download and install the latest Android SDK to your computer from below :

For Windows OS:  Download

For Max OS X:      Download

For Linux:             Download

Important : Make sure to install Android SDK Platform-tools after installing SDK Manager:

Step 4: Now extract the downloaded file on the Desktop of your computer. Open the folder bullhead-opp1 and then copy/paste all the files to your Fastboot directory.

Confused with Fastboot Directory? Navigate to android-sdk-windows\platform-tools directory (on your computer).

Step 5: Switch Off your Phone.

Step 6: Now to get in the Bootloader/Fastboot Mode. Switch ON the phone while pressing and holding Volume Up + Volume Down + Power buttons together till you see a FASTBOOT menu and START on top.

Step 7: Open the Folder from your Desktop where you have pasted three files in Step 4 and on Windows: Open Command Prompt (Shift + Right-click > Open Command Prompt). For Mac OS X and Linux, use Terminal to navigate to this directory.

Step 8: From the factory image files in your Fastboot directory, do the following depending which OS you are on:

On Windows: Run the file “flash-all.bat”
On Mac: Run the file “” using Terminal
On Linux: Run the file “”

You are done! That's all you had to do for Flashing a Stock Factory Image on your Google Nexus 5X. Now, wait and watch as the process is completed and follow the On-Screen instruction if in case you have to unlock the Bootloader.

Your Google Nexus 5X will boot now and it might take about 5 minutes to boot on your first time after flashing a new Android O Developer Preview Firmware. So, please wait.

That’s it! Your LG Nexus 5X should now have Android O OPP! Developer Preview Factory Image installed on your phone! Go to Settings > About phone to verify.

Any problem during installation ? Let me know by commenting below! If you find the above tutorial useful and they were helpful to you, please consider giving us a +1 or LIKE us on Facebook to thank us!

Having Fun on playing with this Brand New Android O from Google? Let us know your review about it by commenting below!