Asus Zenfone Max ZC550KL Custom Rom ColtOS (Z010D)


Asus Zenfone Max ZC550KL Custom Rom ColtOS (Z010D) (Nougat 7.1.2) (Unofficial), ColtOS Project is presented by a team of learners and it is crafted from lineage Source with optimal but all the necessary customisations. ColtOS Rom for Asus Zenfone Max (ZC550KL-Z010D) is a pretty smooth and stable custom rom. This de-odexed rom is good for gaming as well as daily basis or heavy multitasking performance. This ROM is loaded with some cool features. For additional features information and installation requirements and method, Checkout the full post bellow.


Asus Zenfone Max ZC550KL Custom Rom ColtOS (Z010D)

Asus Zenfone Max ZC550KL Custom Rom ColtOS (Z010D)
Asus Zenfone Max ZC550KL Custom Rom ColtOS (Z010D)


ROM Description

ROM Name: ColtOS Rom

ROM Version: V1.0

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: 542.02 MB

Stock Firmware Required: Marshmallow with Unlocked Bootloader/Modem

ROM  Language: English/ Multi language supported

Rom Release date: 11 December, 2017

ROM Contributor: SakilMondal, Anand N v, audahadi, ShadowReaper1

ROM Developer:  SakilMondal (XDA Senior Member)

ROM Source Credit: XDA Forum


ROM Features

  • Nougat 7.1.2 Rom
  • Smooth and stable rom
  • Latest security patched
  • De-Odexed
  • Android 7.1.2_r27 (NJH47D)
  • Adaptive brightness
  • Ambient display
  • Android Security update: 05 July 2017
  • Advance QS easy toggle
  • Advance Power menu
  • Animations
  • Allow accessing Quick settings toggle
  • Blur Personalizations
  • Battery Customizations (Battery bar, Style, Percentage)
  • Brightness Control
  • Colorful Colt Wallpapers (Under wallpapers)
  • Carrier Label (with text size and custom color)
  • Custom made default ringtone
  • Charging sounds (under Other sounds)
  • Clock and date settings
  • Clear all FAB
  • Clear all FAB location
  • Colt Continues
  • Custom header image (with wide variety of packs to choose from)
  • Double tap to sleep
  • Disable animations
  • Dashboard opton (Column settings, Suggestions, Conditions, Summaries)
  • Double tap anywhere to sleep
  • Display weather on lockscreen
  • Dark/ Light theme
  • Better RAM management
  • Better Multi-Tasking
  • Expand Indicator
  • Enable Power menu on lock screen toggle
  • Full screen alarm
  • Fancy QS animation
  • Gesture (Swipe to screenshot, 4G icon instead of LTE)
  • Grid style recents
  • Home button settings (Wake device, Answer call, Long press actions, Double tap actions)
  • Immersive recents
  • LiveDisplay
  • Lock screen
  • List view animation
  • List view interpolator
  • Network Traffic
  • Navbar dimensions
  • Navigation bar Navbar on/off
  • Notification count
  • Multi-User Switch
  • Power button settings (End call, Press power buttons twice for camera, Show arrow keys while typing, Long press for torch, Automatically turn torch off)
  • Quick settings
  • Quick pulldown
  • Quick settings blur
  • QS tile animation
  • QS tile animation duration
  • QS tile animation interpolator
  • Quick settings tiles view customization (Number of small QS tiles, rows and columns)
  • Roaming indicator
  • Recents apps
  • Recent apps blur
  • Sound Increasing ring volume
  • Status bar
  • Status bar icons
  • Status bar blur
  • Smart bar/ fling (in progress)
  • Status bar display toggle
  • Show clock & date toggle
  • Show memory bar
  • Sound panel
  • Show lock screen alarm
  • Screenshot
  • System animations
  • Settings shortcut
  • Toast animation
  • Theme (PA Color Engine)
  • Vibrate on touch
  • Weather tile customizations(OmniJaws)
  • 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 ColtOS (Z010D) (Nougat 7.1.2), 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 ColtOS (Z010D) (Nougat 7.1.2), First you need to download the rom files from download link bellow —


How To Install ColtOS 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 ColtOS (Z010D) (Nougat 7.1.2) (Unofficial).


Source :  XDA Forum


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