Download WW_100.04.44.98 Android 10 OTA for ASUS ZenFone 5Z ZS620KL

After rolling out Android 10 update for Zenfone 6, the Taiwanese manufacturer Asus has started seeding Android 10 OTA for the 2018 flagships Asus Zenfone 5Z. The update is rolling out at the time we are writing this post, if you are getting impatient to get the update, then we must tell you that the Android 10 update for Asus Zenfone 5z is available to download as build WW_100.04.44.98, that combines with model number and becomes ZS620KL_WW_100.04.44.98.

The update comes with latest security patch, with refreshed look presented by Android 10, and Asus specific optimization in the firmware. The official change log is mentioned below the block quotes below. If you want to upgrade your device on latest firmware, just follow the instruction mentioned below to download and install the WW_100.04.44.98 OTA for ZenFone 5Z ZS620KL.

Firmware details:

  • Device Name: ASUS ZenFone 5Z
  • Model: ZS620KL
  • Fota version:
  • Android Security Patch Level: 

Android 10 Change log:

Note: These details are picked up from the Zentalk official forum!

Upgraded system to Android 10

Support Google Play system update

Removed Page Marker, ZeniMoji, Selfie Master, Beauty Live, Kids Mode, Easy Mode, weather animation setting, AI charging, WebStorage, Go2Pay, Report Location in Safeguard, and Yandex cloud option in File Manager

Removed the support of Twin app for “Arena of Valor, PUBG, Vainglory, and Injustice 2”

Please back up your data before upgrading to Android 10. If you want to downgrade your device’s software version to Android 9 by official software package, it will erase all data from your device’s internal storage.

Upgraded APN settings

Add the APN setting of Canada Public Mobile

Modify ASUS APN Setting

Moved Themes and Mobile Manager to Advanced Settings

Some 3rd party apps aren’t compatible with Android 10 yet

Download WW_100.04.44.98 Android 10 OTA for ASUS ZenFone 5Z ZS620KL

Download the update from the link below.

Unlock your device and Open the app drawer and then tap on the Settings icon in the apps drawer.

Once in the Setting menu, head to the “About phone” section from the list of available settings.

Now select tap on “System updates” and check for the available system updates.

It will notify you of the update, and let it install automatically.

Note: If you get OTA update right on your device, then before installing the update it is mandatory to charge your device minimum at 60% to avoid shut down. Good Luck 🙂

Download v100.04.44.98 file


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