Today we explain the easiest method to Unlock Bootloader, Install TWRP and Root Asus ZenFone 4. The latest version of official TWRP for Asus ZenFone 4 is now available for download which can be flashed via fastboot. This guide is divided into three parts first part show you how to unlock bootloader of Asus ZenFone 4, second show you how to install TWRP on it, and the last one show you how to Root Asus ZenFone 4. Follow this guide to Unlock Bootloader, Install TWRP and Root Asus ZenFone 4.

If you are an Asus ZenFone 4 user, then you can easily unlock bootloader, root and Install TWRP Recovery On Asus ZenFone 4. And if you already install a custom recovery on Asus ZenFone 4 then you can flash the latest version of the TWRP recovery to get more benefits. So here is the step by step guide to Unlock Bootloader, Install TWRP and Root Asus ZenFone 4. Read the below note carefully before you unlock bootloader of ZenFone 4. Also, check the benefits of rooting from below.

How to Unlock Bootloader, Install TWRP and Root Asus ZenFone 4

Some benefits of Rooting –

  • You can install custom ROM and custom kernel on your device for faster and better performance.
  • Block Ads in apps with the help of ad blocker.
  • Increase performance and battery life by killing background process automatically.
  • You can use Titanium Backup to restore all of your apps and data.
  • You can uninstall bloatware (Pre-installed Apps)

Note:-

  • Rooting will void your phone warranty, and you won’t claim it back.
  • Follow the steps correctly otherwise you may brick your device. We are not responsible for any damage to your phone.
  • It will erase all your personal data including data of internal storage, so we advise you first to take a complete backup of your phone and then proceed.
  • Ensure that your phone has at least 50-60% charged to prevent the accidental shutdown in-between the process.

Files required to Root, Install Custom Recovery and Unlock Asus ZenFone 4 Bootloader–

  • Download ADB and fastboot driver for windows or ADB and Fastboot for Mac and install it on your PC. This will also install your device driver.
  • Bootloader Unlock Tool for Zenfone 4 ZE554KL – Download
  • Download Asus Unlock Tool apk – Download
  • Download TWRP for Zenfone 4 ZE554KL – Download
  • SuperSu for Zenfone 4 ZE554KL – Download

How to Unlock Bootloader, Install TWRP and Root Asus ZenFone 4

How to Unlock Bootloader of Asus ZenFone 4

Method 1

1) First, enable USB debugging and OEM Unlock from setting>developer option>. To enable Developer Options, go to About phone and tap the Build Number 7 times.

2) First, download Bootloader Unlock Tool from above and Unzip the file

3) Now boot your Asus Zenfone 4 into bootloader mode by turn the phone off and then press and hold Volume Up + Power buttons.

4) Now double click on the below files according to your model number to unlock Zenfone 4 bootloader.

ze554kl_unlock.bat

5) Done.

Method 2 –

1)  Download Asus Unlock tool apk file from above and save it to your phone.

2) Go to Settings > Security > Device administrators > Unknown sources > and turn on Unknown Sources.

3) Now navigate to the Unlock tool APK and install it on your device (agree to the warnings and tap OK).

4) Tap on ‘Press to unlock your device’ button.

5) Done! Your phone will restart and start unlocking the bootloader.

How to Install TWRP on Asus ZenFone 4 –

1) First, enable USB debugging and OEM Unlock from setting>developer option>. To enable Developer Options, go to About phone and tap the Build Number 7 times.

Usb debugging and OEM Unlocking

2) Now go to installation directory open ADB folder and open the command window thereby pressing and hold the ‘shift’ key and right-click anywhere in that folder.

cmd 6

3) Now connect your phone to PC and reboot the device into fastboot mode by typing

adb reboot bootloader

4) You are in the Fastboot mode now to check your connection by entering below command in command prompt. It will return your device serial number means your device properly connected. Check your driver if the above command is not responding.

fastboot devices

How to root k3 note

5) Type the below command correctly in command prompt and then press enter. It starts flashing recovery on your phone. (Rename the twrp-xxx.img to recovery.img)

fastboot flash recovery recovery.img

fastboot recoveery

6) With above command, you installed the custom recovery on Asus ZenFone 4.

Root Asus ZenFone 4 –

1) To Root ZenFone 4, first, download the SuperSu zip file from above.

2) Now save the SuperSu zip file to your phone.

3) Boot your device into Recovery mode (TWRP) by pressing ‘Volume Up + Power‘ button.

4) In TWRP recovery navigate to Install Zip and select ‘SuperSu.zip’ to Root Asus ZenFone 4.

5) Swipe to install SuperSu and reboot your device.

6) Done.