Download WW- Asus Zenfone 3 Laser Android 8.0 Oreo Update

Finally, The wait is over. Asus rolled Android 8.0 Oreo update for Asus Zenfone 3 Laser with variant ZC551KL with build number WW- The update brings the latest Zen UI 5.0 Skin along with new interface and Oreo features. If you are running the Android Nougat, then you must give a try for the new baked sweet of Android known as Android Oreo. Along with this update, you will also get the latest January 2019 Security Patch and other bug fixes. Now you can download Asus Zenfone 3 Laser Android 8.0 Oreo for the model: ZC551KL.

When most of the devices are getting Android 9.0 Pie update, Asus is still stuck with Android Oreo update for this device. Still, we are happy to see them upgrading the 3-year-old device. Apart from this, you will see new UI which makes this budget device stand to the latest trend.

The Asus Zenfone 3 Laser Android 8.0 Oreo update has started to roll out for all users globally. It is being sent via OTA (Over the Air) for users in a phase-wise manner. It may take a couple of days or weeks to reach every user. If you can’t wait for the Official OTA update, then you can check for the guide to install Asus Zenfone 3 Laser Android 8.0 Oreo update manually.  Before that, let’s brief about what is new in this OS:

Download WW- Asus Zenfone 3 Laser Android 8.0 Oreo Update

What’s on Android 8.0 Oreo?

Android 8.0 Oreo is the latest released sweet from Google. It is the latest iteration of Android OS after the release of Android 7.0 Nougat. Android Oreo comes with features such as New app notifications, notification dots on app icons, picture-in-picture mode, Android Instant App compatibility, Auto-fill (like on Chrome), Better copy and paste, Faster Android behind the scenes, Better battery life with more advanced Doze mode, and more.

New features for Android Oreo:

  • Notifications Channels
  • Picture In A Picture
  • Multi-Display Support
  • Keyboard Navigation
  • Background Limits
  • New Wi-Fi Features
  • Better Icons
  • Autofill

How to check OTA Update on ZenFone 4 Pro manually?

Simply Go to device Settings –> About Phone –> Software update.


By following the above method you can easily find if you have any latest update on your phone.

[su_note note_color=”#fcf8d7″ text_color=”#000000″]Before proceeding to download. Make sure you have enough storage and battery backup with at least 50% battery. We suggest you to choose a Wi-Fi or a 4G connection to download it. After following the procedure mentioned above, you can now start downloading the latest update on ZenFone 4 Pro (ZC551KL). As this update is an incremental update, it wouldn’t take a lot of time to download and install.[/su_note]

Download Firmware Here

Build Number Firmware Details Download Link
  • Android 8.0 Oreo
  • Updated Google Security patch
Download Firmware

Steps to Install Asus Zenfone 3 Laser Android 8.0 Oreo (ZC551KL)

If you have not received the update, then don’t worry. In this guide, we will help you to install Asus Zenfone 3 Laser Android 8.0 Oreo manually. We have given the full instructions and download link to upgrade your phone to the latest version.


  1. Back up your phone before following the below guide. (For a Rooted device, Check this guide.)
  2. Download the latest Asus USB Drivers for your PC
  3. is not responsible for any damage to your phone while installing this Update. Please do it at your own risk.
  4. For 2nd Method Download the ADB and Fastboot tools.
  5.  This Firmware is supported only for ZenFone 4 Pro (ZC551KL).

[su_note note_color=”#fffde3″]Note: Make sure you have followed the steps properly. Don’t Skip and Read! – We are not responsible for any damage that you make to your phone.[/su_note]


Method 1 – Install via Recovery : 

  1. First of all Download the zip file from above link and rename the file to
  2. Now Switch Off your device and reboot into recovery mode by pressing Power button +Volume UP button.
  3. In recovery mode select apply update from sd card.
  4. Now Choose file which you downloaded.
  5. Wait until installation process completes.
  6. Once the installation process is completed and You can Reboot your ZenFone 4 Pro.
  7. That’s it, fellas! Done. you have upgraded your smartphone.

Method 2: Install via ADB Sideload

  1. First of all Download the ADB and Fastboot drivers for Windows and Mac and extract it
  2. Now move the downloaded OTA zip file to ADB Folder
  3. Enable USB Debugging
  4. To Enable USB Debugging, First of all, You need to activate Developer Option on your smartphone.
  5. To activate, Go to your Settings -> About Phone -> Now Tap on the Build Number 7-8 Times until you see a toast message “Developer option enabled”.Root And Install Official TWRP Recovery For
  6. Once your developer option is active, Go back to your settings -> Open developer option -> Enable USB Debugging. 
  7. In your PC/Laptop, Open the extracted ADB Folder and Open Command Window by pressing Shift Key + Right Mouse Click.Root And Install Official TWRP Recovery For
  8. Reboot your phone to recovery by pressing Volume UP + Power button.
  9. Now connect the PC to Mobile with USB Cable.
  10. Now enter the following command in the command window that you open
    adb devices
  11. This command will show if any device is connected properly. If it doesn’t show, then please check the drivers are installed properly or if the attached cable is damaged.
  12. If your device is listed, then please type the below command in your command window.
    adb sideload
  13. Wait until the installation process completes.
  14. Once the installation process is completed and You can Reboot your ZenFone 4 Pro.
  15. That’s it, fellas! Done. you have upgraded the Asus Zenfone 3 Laser.

You have successfully upgraded your phone to the latest version of ZenFone 4 Pro which is based on latest ZenUI 4.0 OS. If you have any questions or doubts or even feedbacks. Please comment below.


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