OnePlus 3T Pie Custom Rom ViperOS V6.4 [Unofficial] 

OnePlus 3T Pie Custom Rom ViperOS V6.4 [Pie 9.0] [Unofficial] 

ViperOS is well renowned for high performance and reliability. ViperOS is a free and open-source operating system for smartphones and tablet computers, based on the Android mobile platform. ViperOS for OnePlus 3T is a android pie 9.0 powered custom rom which is very Smooth and stable. ViperOS is loaded with many cool features along with offers an excellent battery backup along with heavy basis performance. This Rom offers great battery backup along with great stability. You can also get a decent mobile gaming experience on this custom rom firmware for OnePlus 3T. For additional features information, download link and installation method of stable build of ViperOS on OnePlus 3T, please check out the full article —


OnePlus 3T Pie Custom Rom ViperOS V6.4 [Pie 9.0] [Unofficial]

OnePlus 3T Pie Custom Rom ViperOS V6.4 [Pie 9.0] [Unofficial] 

Viperos Rom

ROM Description

ROM Name: Viperos

ROM Version: 6.4

ROM OS: Android Pie

OS Version: 9.0

ROM Base: ViperOS

Device: OnePlus 3T

ROM Kernel: Linux Kernel 3.x.x

ROM Status: Stable and Unofficial

Rom Size: 675.00 MB

ROM Language: English/ Multi language supported

ROM Contributor: Arafat Ikram Shanto,

ROM Developer: OnePlus 3T developer team (XDA),

ROM Courtesy: XDA Forum


Rom Features

  • Android Pie Rom
  • Statusbar
    • Traffic indicators
    • Statusbar items
    • Clock & date
    • Battery icon settings
    • Carrier label
    • QS settings
    • Clock statusbar settings
    • Battery style
    • Carrier label
    • Network traffic
    • 4G/LTE icon toggle
    • Rounded corner settings
    • QS for Reboot/Recovery
    • Quick settings personalization
    • Ticker notifications
    • Other statusbar settings
  • Recents
    • Button circle
    • Style recents AOSP and QuickStep
    • Button clear and Membar for recents AOSP
    • Layout recents
  • Lockscreen
    • Custom lockscreen settings
    • Face auto unlock
    • WheaterClient
    • Battery info Charging
    • Lockscreen clock style
  • System
    • Color engine
    • theme QS style
    • Buttons and navbar settings
    • LED battery Charging
    • LED notifications colors
    • Power Menu advanced
    • Fonts packages
    • Beautiful theme engine
    • Navbar enable/disable
    • Navbar button layout
    • Hardware keys binding
    • Hardware keys enable/disable
    • Kill app with back button
    • Power menu customization
    • Fonts selector
    • Battery LED
  • Everything Working – Ril (Call, Data, SMS) Working, Dual Sim Card, Dual Sim 3G Supported, Wifi, Hotspot, Bluetooth, Data Connection, 2G/3G Switch, Ussd, Mic, Gps, Camera, FM Radio, Vpn, Youtube 720p, Gallery 1080p, Both Storage Mount (Android+PC), Usb Connection, MTP, Audio, Video, Audio Recording, Video Recording, Screen Recording, Offline Charging, Flash-light
  • And So Much More.


Known Bug

  • No Bug



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 Bootloader unlocked and Custom recovery – TWRP installed device to use ViperOS Rom on OnePlus 3T.


ROM Download

To use on your stable build of ViperOS Rom on OnePlus 3T,  first download the rom file from download link —


How to Install Unofficial ViperOS Rom on OnePlus 3T

  • At first download and copy the ViperOS Rom file on your device OnePlus 3T.
  • 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. If you don’t know how to backup ROM using Custom Recovery then Click Here.
  • Reboot into TWRP Recovery. Almost Every phone by pressing Power button + Volume down button  button all together you can access your phone recovery options.
  • Wipe data factory reset
  • Now Go back to install > and flash the ViperOS and the GApp file respectively.
  • Reboot your device.
  • Voila and enjoy the stable build of ViperOS Rom on your OnePlus 3T



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