Unbrick or Restore Asus Zenfone 5Z ZS620KL | EDL Mode Bootloop or Dead

In this guide, we will show you the steps to unbrick your Asus Zenfone 5Z (ZS620KL) and restore it back from dead. These devices have always been known to be quite active in custom development. Be it flashing custom ROMs or custom recovery such as TWRP there’s a lot to try out.

Along the same lines, you could also root your device via magisk and install tons of mods. However, flashing these custom binaries might bring in some risks as well. There is always a chance of the device getting into a boot-loop or soft brick. Moreover, if the device’s partition gets corrupted, it could well result in a hard brick. Well, if that ever happens to your device, you may easily bring it back to life. Given here are the detailed instructions to unbrick your Asus Zenfone 5Z (ZS620KL) device. Follow along.

Pre-Requisites

Now before we go ahead and unbrick your Asus Zenfone 5Z ZS620KL from dead or bootloop, let us make a list of pre-requisites that are required to restore it:

Charge your phone

You need to make sure that your Asus Zenfone 5Z ZS620KL is charged to about 60% before following the unbrick your Asus Zenfone 5Z ZS620KL from dead.

You need a PC or Laptop

We would be running certain ADB and Fastboot commands that can be executed via PC or a laptop. So, we would need a computer in order to unlock the bootloader.

Download USB Drivers

In order to make your Asus Zenfone 5Z ZS620KL recognized by your PC, you need to have proper USB Drivers appropriate to your phone installed on your computer. And for that, you can follow the link below to download the correct Asus USB Drivers on your PC.

• Asus USB Drivers

Download ADB and Fastboot Binaries

ADB and Fastboot drivers or tools are really useful to run system-level commands on your connected device using the computer in a matter of seconds. Whether you want to run fastboot or adb commands on the device, or sideload OTA files, or remove programs, etc. You can grab ADB and Fastboot binaries here.