Lava Iris 860 Nougat Custom Rom OCT OS (MT6735M)

Lava Iris 860 Nougat Custom Rom OCT OS (Nougat 7.1) (MT6735M) 

OCTOS for Lava Iris 860 (MT6735M) is another super stable and smooth custom rom. OCTOS is based on Google’s Android Open Source Project (AOSP). OCTOS for Lava Iris 860 is powered by android nougat 7.1.2 and patched with latest android security patch update. OCTOS for Lava Iris 860 offers an excellent battery backup along with heavy basis performance. You can also get a decent mobile gaming experience on this custom rom firmware for Lava 860. For additional features information, download link and installation method of Lava Iris 860 Nougat Custom Rom OCTOS (MT6735M), please check out the full article.


Lava Iris 860 Nougat Custom Rom OCT OS (Nougat 7.1) (MT6735M)

Lava Iris 860 Nougat Custom Rom OCT OS (Nougat 7.1) (MT6735M) 

OctOs Custom Rom


ROM Description

ROM Name:  Rom

ROM Version: V1.2

ROM OS: Android Nougat

OS Version: 7.1

ROM Base: Google Android Open Source Project – AOSP

Chipset: Mediatek MT6735M (64-bit)

Device: Lava Iris 860

Bootloader: Marshmallow (Minimum Requirement)

ROM Kernel: Linux Kernel 3.18.19+

ROM Status:  Stable and Unofficial

ROM Type: De-Odex

ROM Size: 391.00 MB

ROM  Language: English/ Multi language supported

ROM Contributor:, Arafat Ikram Shanto

ROM Developer: Lava Iris 860 developer team, MT6735M Developer Team, XDA Forum.


ROM Features

  • Nougat ROM
  • Pre-Rooted
  • New Boot Animation
  • De-Odexed
  • Advance Customization
  • De-Bloated
  • FM Radio
  • Latest Security Patch
  • SE Linux Permissive
  • Status bar time and date options
  • Status bar notification settings
  • Status bar network traffic indicator
  • Theme engine
  • Better RAM Optimization
  • ROM Control
  • Better battery juice backup
  • Power menu options
  • Screenshot
  • Screen record
  • OTA support
  • Volume button playback control
  • DPI settings
  • Volume button wake
  • mGerrit
  • Audio FX booster
  • Quick tile settings
  • And So much more…


Known Bug

  • VOLTE (Voice Over LTE/Long Term Evolution/4G)


ROM Demo

Rom Demo Screenshots Unofficial Nougat 7.1 Custom Rom OCT OS for Lava Iris 860 (MT6735M)

Rom Demo Screenshots



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) RaphsonBD 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.



You must need a unlocked and Custom recovery installed device to use Lava Iris 860 Nougat Custom Rom OCT OS (Nougat 7.1) (MT6735M).


ROM Download

In order to use the Unofficial build of Lava Iris 860 Nougat Custom Rom OCT OS (Nougat 7.1) (MT6735M), first you need to download the rom from download link bellow.


How To Flash OCT OS  Rom In Lava Iris 860

  1. At first download and copy the OCT-OS Rom and GAAP file in 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 Click Here
  4. Then Go to phone’s custom recovery mode. Almost Every phone by pressing Power button + Volume up/down button  button all together you can access your phone recovery options.
  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.
  6. Than Wipe DataWipe Cache PartitionWipe Dalvik Cache (You shall find it in Advanced option).
  7. After formatting Cache go to Mount and StorageFormat Data, Format System.
  8. Than come back to main menu of  TWRP.  After that just click install the rom from SDCARD. At last flash the GAAP.
  9. Then Reboot your phone. First boot may take up to 5-10 min.
  10. Voila and enjoy the test of Lava Iris 860 Nougat Custom Rom OCT OS (Nougat 7.1) (MT6735M).



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Arafat Ikram Shanto

Co-founder of, I'm Just a common man with common thoughts. I started blogging from 2017 and also worked on an Android niche platform to gain extra income. I cover the topic on How to guides, software updates, Custom ROM updates and tweaking your smartphone.Email -

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