ASUS Zenfone 5Z (ZS620KL): How to Install Custom ROM? TWRP & CWM

In this article, I will show you step by step, How to install custom Rom on Zenfone 5Z (ZS620KL) device. Furthermore, there are lots and lots of benefits of installing custom ROM on Moto devices. Next, we will also cover few topics on custom Rom. Let’s start. 

About ASUS Zenfone 5Z

Here are some of the key features and specifications of the newly launched ASUS Zenfone 5Z smartphone.

  • Firstly, it has 6.2 inches display with a resolution of 1080 by 2246 pixels. A total of pixels per inch.
  • And Zenfone 5Z also comes with Android 8.1 OREO.
  • And under the hood, the phone has a Snapdragon 845 chipset.
  • The Zenfone 5Z also comes with 4GB/6GB/8GB Ram and 64GB/128GB/256GB Storage options.
  • Furthermore, the camera sensor on the smartphone- 12 MP + 120-degree wide sensor dual rear camera and 8 MP front shooter.
  • Finally, the battery on ASUS Zenfone 5Z is a non-removable 3300 mAh.

Also Read. Zenfone 5Z Issues & How To Fix Them: Solution

What is Custom ROM?

Custom Roms are basically firmware which is developed by various community developers in order to put in extra features and benefits in the smartphone. There are various different types of Roms that can be installed on the smartphone.

Advantages or Pro’s of installing custom ROM on Zenfone 5Z device

Here are some of the major reasons you should install custom Rom on your ASUS devices –

    1. You will be able to experience new user interface after you install a custom Rom. Rom such as MIUI will fully change the way you will use your Zenfone 5Z.
    2. And benefitted with extra features.
    3. Also, your phone will get constant updates, as developers constantly are working to improve the current version.
    4. And you can update to the latest Android version before Motorola provides it.
    5. The phone will no more be laggy whatsoever.

Disadvantages or Con’s of installing custom ROM on Zenfone 5Z Phone

Some of the disadvantages of installing custom ROM –

    1. It will void your warranty. If you wish to install any type of custom Rom on your smartphone and if anything goes wrong, then the manufacturer is not responsible for it.
    2. You may brick your phone or your phone may not power on thereafter.
    3. The phone may become more sluggish and laggy if you install non-optimized custom Rom on Zenfone 5Z devices.

Now let’s see how you can install custom ROM on your Zenfone 5Z

How to Install Custom ROM On Zenfone 5Z

Points before installing custom ROM:

    1. Unlock the phone Bootloader before installing any custom ROM.
  1. Next, your phone should have CWM or TWRP Recovery successfully installed in order to install custom, Rom.
  2. Also, Root your phone. How to Root Zenfone 5Z

If you have not Rooted or unlocked your device bootloader or had not install Recovery then consider the above links.

Zenfone 5Z custom ROM

How to Install custom ROM on Zenfone 5Z with the help of CWM Recovery

Below is step by step guide how you can install custom Rom on Zenfone 5Z with the help of CWM recovery.

    • First of all, charge the phone.
    • Next,  download the proper Zip file of the Rom which you want to install on your smartphone. You can find your favorite Rom through the web.
  • Now, after you have successfully downloaded the custom ROM, put the file in the internal storage or the external storage of your phone. 
  • Finally, boot into CWM recovery.
  • And, to boot into CWM recovery you need to turn your phone off. After your phone is switched off, press power button and volume down button together. Hence, you would now be booted into CWM recovery.
  • Furthermore, you will see various options in the recovery mode and one important step is to backup your current firmware because if anything goes wrong while installing custom Rom, you can restore your phone.
  • So now that you have taken a backup, we need to factory reset the phone before installing any sort of custom Rom. For that go to Wipe Data/ Factory Reset > Yes-Wipe all user data and wipe cache by going to Wipe Cache Partition > Yes-Wipe Cache.
  • Now to install custom Rom on your Zenfone 5Z, go to Install Zip. Then choose Zip from SD card > now select your zip file from internal storage. 
  • Then, Select yes Install Zip File.
  • Let the process happen and do not interrupt in between the process of installing custom Rom.
  • Congratulations finally you have successfully installed custom Rom on your Zenfone 5Z device. 

If you have TWRP Recovery on the phone, then below are the steps.

How to Install custom ROM on Zenfone 5Z with the help of TWRP Recovery.

Let’s start step by step on how to install custom Rom on Zenfone 5Z through TWRP recovery. 

    1. First of all, charge your phone fully.
    2. And now boot your phone into TWRP recovery. Switch off your phone and then press  Power button and volume down button simultaneously. 
  1. Before installing make sure to take proper backup of existing Rom as a result if something goes wrong, you can restore your current backup.
  2. Next, Go to Wipe – Swipe to factory reset.
  3. Go back and click install – and select your custom Rom Zip file. Then swipe to confirm Flash.
  4. Finally, press back and reboot your device. 
  5. Hence, you have successfully installed custom Rom via TWRP recovery on your Zenfone 5Z phone. 

Related Article. How to unroot and install stock ROM on Zenfone 5Z

I hope the above steps were clear enough 😀 And I hope you installed your custom ROM on the Zenfone 5Z successfully. Do let me know in the comment section if you have encountered any issues while installing custom Rom on your device.