Download and Install Android 10 Update on Asus Zenfone 5 (V17.0615.2003.20)

The Asus Zenfone 5 ZE620KL was launched back in 2018 along with a 6.2″ LCD display, Android 8.0 Oreo, Snapdragon 636 chipset, 4/6GB RAM, 64GB onboard storage, a dual 12+8-megapixels rear camera, an 8-megapixels selfie camera, a 3300mAh battery, other connectivity, and sensors. Currently, the company has started pushing the latest Android 10 update for Asus Zenfone 5 model that brings the build number V17.0615.2003.20 which comes quite late after the Zenfone Max Pro M1.

As the Max Pro M1 is using the Pure Android implementation, it’s quite easier to roll-out the latest Android OS version for the Asus. While the custom skin ZenUI needs more resources to develop and provide a software update to its devices. However, Asus has started rolling out the Android 10 based ZenUI Developer version for the Asus Zenfone 5 (ZE620KL).

Download and Install Android 10 Update on Asus Zenfone 5 (V17.0615.2003.20)

Though most of the OEMs are already trying to push the stable Android 10 update to its devices, one of the most popular Asus Zenfone 5 (ZE620KL) is just receiving the Android 10 beta update. However, it’s better late than never. Now, all the interested Asus Zenfone 5 2018 users can easily upgrade to the latest Android 10 Developer Version by following the steps below.

Download and Install Android 10 Update on Asus Zenfone 5 (V17.0615.2003.20)


  1. The system will remove all database after the upgrade, please ensure to backup data before upgrade.
  2. It’s applicable for the Asus Zenfone 5 (ZE620KL) model only.
  3. The handset should be running on the 16.0615.2002.120 firmware version before you upgrade to the Android 10 Developer version.
  4. This is a Developer version (Beta), we’re welcome all developers to build a better Android 10 user experience together.
    [If you’re used to using ZenUI, we suggest keeping your system version in Android 9.0 Pie.]
  5. This version fits ZenFon 5 Android 10 ASOP version. We provide all developers a pure development environment to build any of application.
  6. As this is a beta version, it will have plenty of bugs and stability issues initially.

Steps to Update: Local Upgrade (V17.0615.2003.20)

  • Download the UL pack to the internal storage of your handset without any folder.
  • Tap on the firmware update available notification > Enter passwords.
  • After executing the UL pack, the system will reboot once.
  • While the system reboots, it will go into the setup wizard. The system will be upgraded to Android Q after done of the setup wizard.

Now, if in case, you don’t like the Android 10 Beta update that useful or stable enough, then you can go back to the stable Android 9.0 Pie version again by following the steps below.

Steps to Downgrade from Android Q to P (Asus Zenfone 5)

  1. First of all, make sure to take a backup of the data as the downgrade process will wipe out all the important files from the system and internal storage.
  2. Download the firmware downgrade image and then put it to the root directory of the MicroSD card on your handset.
  3. Switch off the device and make sure that the MicroSD card is inserted.
  4. Long press the Power + Volume Down buttons together for a couple of seconds to enter into the Recovery Mode.
  5. You can use the Volume Down/Up button to select the main menu on the screen.
  6. Choose Apply update from external storage > Press the Power button to select it.
  7. Next, press the Volume Down/Up button to navigate/highlight the downgrade file > Press the Power button to select and confirm the downgrade process.
  8. Once done, you have to select the Wipe data/factory reset option > Tap on the Yes button to perform the factory reset.
  9. Next, select Wipe cache partition > Tap on Yes. It will clear the system cache.
  10. Finally, choose the Reboot system now option to complete the process.

That’s it for now. Keep visiting the blog for more info.



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