How to Update Zenfone 2 Laser to Marshmallow firmware? Complete Guide

Hello Guys ASUS roll out Marshmallow official firmware for ASUS Zenfone 2 Laser ZE550KL. Here is a complete guide to server methods first is ADB and the second is an OTA update. An old post we talk about How to Root Zenfone Max step by step.

Before Update

Before you go to the next step please make sure backup your personal photos, Games, contract and other data. Because after update your internal storage decreases the size of storing it can fail to update or remove some files from your Android phone.

Make sure before update currently your device running on latest Lollipop firmware. Otherwise, it will be failed to update your device. You can also check out More Tutorials on ASUS Zenfone's device

Requirements

Marshmallow Firmware, Download all files from end of the post
ADB Tool only for Method 1
Intel USB Drivers [Method 1]
Device Running on Most latest Lollipop firmware

How to Update Zenfone 2 Laser to Marshmallow [Method 1]

Download the firmware and ADB Tool from end of post
Download and Install USB Drivers on your PC
Extract ADB Tool on your desktop
Copy Firmware.zip file in adb tool folder
Turn off your Zenfone 2 Laser
Go to recovery mode by pressing the Power + Volume down button, it will show android logo now press volume up + down and then release volume up (hold the volume down button until recovery) then select apply updates from ADB.
Now Connect your Zenfone to PC using a data cable
Open Command Window by press and hold CTRL Key of a keyboard, then right click from mouse select Open windows Commend here
Type below command in CMD Window and hit the enter button

adb sideload WW-21.40.1220.zip

Wait until the process is done and make sure you device not disconnected while this process
Once it's done, it will be rebooted automatically.

How to Update Zenfone 2 Laser to Marshmallow [Method 2]

Download the_Firmware_from end of the post
Connect Device with data cable
Copy firmware.zip file to Internal Storage
Disconnect device from the PC
System update notice will be appearing in the notification area of the zenfone
Tap on it, hit on OK button
Wait until the process is done
Once it's done, it will be rebooted automatically.

Download here

USB Drivers- http://bit.do/Drivers

ADB Tool- http://bit.do/ADB-TOOL

Firmware- http://bit.do/6-0-firmware

Once it is done, You can enjoy official update of Android Marshmallow on your ASUS Zenfone 2 Laser ZE550KL. If you fail to update your device with this method, please comment down below, we will reply As soon as possible. Please Share this info with your friends and family and tell him to update their device Lollipop to marshmallow. Before you go also check out Android 7.0 N-IFY module for Zenfone's.