Asus Zenfone Max ZC550KL Custom Rom ViperOS ROM V2.1


Asus Zenfone Max ZC550KL Custom Rom ViperOS ROM V2.1 (Z010D) (Nougat 7.1.2) (Unofficial), ViperOS V2.1 for Asus Zenfone Max (ZC550KL-Z010D) aims to bring stability and useful features. If you are looking for a stable ROM with true tested features, minimal bugs and no Lineage bloatwares, then this is the place to be.


Asus Zenfone Max ZC550KL Custom Rom ViperOS ROM V2.1

Xiaomi Redmi 4X Custom Rom ViperOS ROM V2.1


ROM Description

ROM Name: Viper OS Rom

ROM Version: 1.2

ROM OS: Android Nougat

OS Version: 7.1.2

Devices: Asus Zenfone MAX (ZC550KL)

Device Variant: Z010D

ROM Base: Lineage OS

ROM Kernel: Linux 3.10.x

ROM Status: Stable and Unofficial.

Rom Type – DeOdexed

ROM Size: 502.02 MB

Stock Firmware Required: Marshmallow with Unlocked Bootloader/Modem

ROM  Language: English/ Multi language supported

Rom Release date: 25 June, 2017

ROM Contributor: blitzfire3, Anand N v, ShadowReaper1, Audahadi

ROM Developer:  blitzfire3 (XDA Senior Member)

ROM Source Credit: XDA Forum, ViperOS Team, LineageOS team, ResurrectionRemix team, crDroid team, Anand Nv, ShadowReaper1, Audahadi And all other open source Devs/Teams


ROM Features

  • Nougat 7.1.2 Rom
  • Smooth and stable rom
  • Latest security patched
  • De-Odexed
  • Advanced Quick Setting Easy Toggles
  • Advanced Reboot
  • Add QS pulldown with one swipe on fp sensor
  • Add three-fingers-swipe to screenshot
  • Ability to change settings dashboard layout (columns)
  • Ability to disable dashboard conditions, suggestions, and summaries
  • Advanced Bluetooth, Data, Wifi Toggles
  • Ability to disable Do not Disturb mode when calling
  • Ability to toggle vibration when double tapping power button for camera
  • Battery icon settings
  • Beautiful black theme
  • Battery save color toggle
  • Custom lock-screen settings
  • Clock & date
  • Carrier label
  • Custom ambient display settings
  • Drop Lineage LockClock, use OmniJaws
  • Double tap to sleep on navigation bar
  • Disable/enable screenshot sound
  • Data saver icon toggle
  • Dynamic navbar
  • Drop AOSP Clock app, use from Google
  • Fingerprint authentication vibration
  • Lock-screen flashlight, double tap anywhere to sleep and disable media image
  • Lockscreen weather
  • Heads up togles, timeout and snooze function
  • Hide status bar on lockscreen
  • Hide quick settings on secure lockscreen
  • Hide power menu on secure lockscreen
  • Hide arrows in network traffic indicators
  • Header date and time positions
  • Hardware keys enable/disable
  • Hardware keys binding
  • Heads up togles, timeout and snooze function
  • Kill app with back button
  • Live volume steps
  • In-call vibration options
  • Make roaming indicator optional
  • Navbar enable/disable
  • Navbar dimensions
  • Navbar button layout
  • Option to hide lockscreen clock, date & alarm text
  • Option to Display Data Disabled indicator Icons
  • Other status-bar settings
  • Power menu customization
  • Pixel navbar (with animation) toggle
  • QS header icon settings
  • Quick settings personalization
  • Reset battery stats
  • Round button on recents
  • Recents membar
  • Recents style toggle: cards and grid
  • Status-bar items
  • Smooth Multitasking
  • Traffic indicators
  • Ticker
  • Toast icon switch
  • Unlock keystore with fingerprint
  • VoLTE icon
  • VPN icon toggle
  • Viper statusbar logo
  • Wired headset: make ringtone audio focus customizable
  • and so much more

Known Bug

  • Information not available



Modification of your android device such as Rooting or flashing Custom Recovery/ROM/tweaker’s results to void of the warranty of the device. (We) and its authors will not responsible for bricked devices / dead SD-card or any damage in your device which is incurred in the process of installing tweaker/recovery/rom/firmware/rooting/unlocking or any development process the device. We highly advice you to take a backup of your device prior to performing the process. Please do some research if you have any concerns about features included in this ROM, before flashing it! You are choosing to make these modifications. Nevertheless if you need any help, just comments here. We will always pleased to help you.



To flash Asus Zenfone Max ZC550KL Custom Rom ViperOS ROM, You must need a Bootloader unlocked and Custom recovery  installed in your phone.


ROM Download

To use unofficial build of Asus Zenfone Max ZC550KL Custom Rom ViperOS ROM V2.1 (Z010D) (Nougat 7.1.2), First you need to download the rom files from download link bellow —


How To Install ViperOS ROM In Asus Zenfone MAX (ZC550KL-Z010D)

  1. At first Download the ROM and copy the Rom file  and also GAAP files copy this in Phone’s Internal Storage/SD-card.
  2. It’s wise to backup your Current ROM, no matter how confident or experienced you are. So anything happen unpleasant you can retrieve back your old ROM
  3. If you don’t know how to backup ROM using Custom Recovery then
  4. Then Go to phone’s custom recovery mode by pressing Power button + Volume up button for 10 second and release the button after the Asus logo appear. It will take you to the first boot mode, than navigate your phone to the Recovery mode by pressing volume down.
  5. After successfully entering the Custom Recovery Option TWRP first & foremost take a backup up of your current ROM. Select “Backup” 》Select storage 》 backup process may take 5/7 minutes. Here is guide to backup your current rom.
  6. Than Wipe DataWipe Cache PartitionWipe Dalvic Cache (You shall find it in Advanced option).
    After formatting Cache go to Mount and StorageFormat Data, Format System.
  7. Just Click install select the Rom file from Phone’s internal storage/SDCARD (where you’ve copied the rom) and then flash gaaps. Than Wipe Data》Wipe Cache. Reboot to system.
  8. First boot may take upto 10-15 min. Reboot. Complete the setup procedure.
  9. Voila and enjoy the test of Asus Zenfone Max ZC550KL Custom Rom ViperOS ROM V2.1 (Z010D) (Nougat 7.1.2) (Unofficial).

Source :  XDA Forum


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