Download WW-15.0210.1810.73: Asus ZenFone 3 Deluxe FOTA Software Update

A new update is live for Asus ZenFone 3 Deluxe (ZS570KL). The update comes with build number WW-15.0210.1810.73 which upgrades the security patch on the device along with performance improvement and bug fixes. You can either wait for the OTA or you can manually install on your Asus ZenFone 3 Deluxe by following our guide.

The update is already started rolling for Asus ZenFone 3 Deluxe (ZS570KL) users. If you have not received the update over the air (OTA), then you can manually check for the new software update by going into Settings -> About Phone -> System update and tap on Check update. In case if you see a new update with build number WW-15.0210.1810.73, then you can install it by tapping on the download and install button.

[su_note note_color=”#fff7fe” text_color=”#000000″]How to force download latest OTA updates on your Android device[/su_note]

If you still not received, then you can manually flash the build number WW-15.0210.1810.73 on Asus ZenFone 3 Deluxe (ZS570KL). Here is the complete guide on how to upgrade your device to a new software version.

Download WW-15.0210.1810.73: Asus ZenFone 3 Deluxe FOTA Software Update

What’s New on WW-15.0210.1810.73:

1. Update security patch

Download Firmware File

Link to Download Global WW-15.0210.1810.73: Asus Server 

Steps to Upgrade your Asus ZenFone 3 Deluxe Manually

Either you can use the upgrade by recovery method or the ADB sideload method. We will discuss both in brief and learn the process step-by-step.


Before proceeding you have to follow a few points and grab some tools you will need while you follow either of the flashing methods.


Disclaimer: We are at GetDroidTips will not be responsible for any bricking/damage to your phone while/after installing this ROM.

Method 1: Upgrade via Recovery:

  • Download the firmware V15.0210.1810.73 from the above download section and move it to your device storage.
  • Now we need to enter the device into the recovery mode.
  • To do so, Switch off your phone > Hold and Long press Power button + Volume Up 
  • Now in the recovery menu, select the option Apply update from sd card.
  • Now Choose OTA firmware file which you downloaded.
  • Wait for sometime as the installation process completes.
  • Now reboot your phone to complete the process. That’s it.

Method 2: Upgrade via ADB Sideload:

If you are running Custom ROM and want to install this firmware, then you can simply upgrade your device by following this method. Follow the link to know the step-by-step process.

How to Sideload ROMs and Mods Using ADB Sideload

I hope this guide was useful to upgrade your device to version WW-15.0210.1810.73.