Download Asus Zenfone 5Z Android Pie OTA Update (V90.10.138.175)

Download and Install Asus Zenfone 5Z Android Pie OTA Update

Asus has started rolling out Android Pie for Zenfone 5Z (ZS620KL) with version number In this post, you can download Asus Zenfone 5Z Android Pie OTA Update and install it manually using the provided instructions.


The Asus Zenfone 5Z was launched back in February 2018 as a mid-range competitor to the OnePlus 6, having almost similar specs. While the OnePlus 6 received Android Pie update months ago, Zenfone 5Z users have long been waiting for the update. It seems that the patience is over finally, and after testing the new Android version internally, the company has finally released Android Pie for Asus Zenfone 5Z.

The announcement was made directly on the ZenTalk forums. But, there’s not much information that you could gather from there, only that the Android Pie build comes with version number


Asus Zenfone 5Z Android Pie OTA Update - Changelog

Asus Zenfone 5Z Android Pie update carries all the standard Pie changes and features on top of the stock ZenUI skin. This means, you will be able to experience several new features including but not limited to new gesture-based navigation, App Actions, revamped settings, notifications, and Quick Settings UI.



Also, according to XDA-Developers, the update comes with November 2018 security patches, which is sort of a disappointment. We dearly hope that Asus would soon roll out an incremental update to the users incorporating the latest security patches. Apart from that, it is still a major upgrade.

The update, as always, is rolling out over-the-air and has already reached the users in Taiwan and India. The rest of the regions should follow up soon now. On your phone, go to Settings > System > System updates and check for the OTA notification. If it has not arrived yet, then you can follow the instructions below to download Asus Zenfone 5Z Android Pie OTA Update and install the OTA manually using ADB sideload.

Download and Install Asus Zenfone 5Z Android Pie OTA Update

Table of Contents


Please ensure to fulfill all the requirements before you install Asus Zenfone 5Z Android Pie OTA update.

  • It is highly advised to take a full backup of all the data on the phone, including the internal storage. You can also follow our Android backup guide for this.
  • Charge the phone to a sufficient battery level to avoid any sudden shutdowns during the process.

Download Asus Zenfone 5Z Android Pie OTA

This full OTA package has been provided directly by Asus on their official device support page. On the other hand, the Incremental OTA package was provided by XDA Senior Member mickey36736. Make sure that you visit the XDA thread and press the ‘Thanks’ button for him.

The incremental OTA package should work in most cases unless your phone has a firmware installed with a version number other than V80.30.96.221. In such a case, you can use the Full OTA package.

How to Install Asus Zenfone 5Z Android Pie OTA Update?

Now, there are two ways to install Android Pie OTA on your Zenfone 5Z is quite easy. You can either use Method 1 that uses in the inbuilt update mechanism and is the easiest way to upgrade your Zenfone 5Z to Android Pie. But in case it doesn’t work for some reason, then you can use Method 2 and sideload the OTA package via ADB Sideload.

  1. Download Asus Zenfone 5Z Android Pie OTA package
  2. Rename the downloaded file to “
  3. Connect your phone to the PC using the USB cable
  4. Copy the Android Pie OTA package to the root (outside all folders) of the phone’s storage
  5. Next, disconnect your Zenfone 5Z from the PC and reboot it
  6. Once your phone reboots, you should see an update notification (System update file detected)
    Install Asus Zenfone 5Z Android Pie OTA Update - Tap on Update Notification
  7. Tap on the update notification to install Asus Zenfone 5Z Android Pie OTA update
  8. Agree to any prompts that show up on the screen
  9. Your phone will reboot into the recovery and install the Android Pie OTA update automatically

Once the process finishes, your Zenfone 5Z will reboot back into the upgraded OS. Go ahead and start exploring all the new features.

Asus might have been a bit late, but they sure have held up to their promise of releasing the Android Pie update for the 5Z. So this was our guide on how to install the Asus Zenfone 5Z Android Pie OTA update. If you have any questions regarding the process mentioned in this post, then drop a comment below.

Leave a Reply

Comment Policy: We welcome relevant and respectable comments. Only input your real first name and valid email address if you want your comment to appear. Read our comment policy fully before posting a comment.