How to Install Havoc-OS 3.4 on Cubot X20 Pro

Havoc-OS 3.4 Android 10 For Cubot X20 Pro:

unofficial Havoc-OS 3.4 ROM Now available for the Cubot X20 Pro & You can Download it from below. Havoc-OS 3.4 ROM For The Cubot X20 Pro is a GSI Firmware Which is Smooth and Fast.

Cubot X20 Pro Run on android 9.0 & it is Powered by Mediatek MT6771 Processor. it is a dual SIM (GSM and GSM) Smartphone Support Nano-SIM cards. Connectivity options Include Wi-Fi, GPS, Bluetooth, NFC, USB OTG, FM, 3G and 4G.

The device come with 6GB of RAM and 128GB of Storage can be expandable via SD card. in camera department it come with 12+8+20MP Rear camera with a 13MP Front Shooter.

Note:

  • Flashing the ROM will erase all Your Personal Data including Storage. So we advice You to First take a Complete backup of your Phone.
  • Please Do carefully, We are Not Responsible for any Damage to Your Device.
  • Ensure that Your Device at-least 50% Charge During Flashing Process to Prevent accidental Shut Down.

Downloads:

How to Install Havoc-OS 3.4 on Cubot X20 Pro:

  • Download & Extract Platform tools
  • Download and Extract ROM file in Platform tools folder
  • on Phone Enable usb Debugging and oem unlock From Developers Option
  • Connect Phone to PC With usb. & Open CMD in Platform tool Folder
  • then use Below code to Perform target action.

type below code to reboot Phone in bootloader

adb reboot bootloader

type below code to unlock bootlodaer:

fastboot flashing unlock
any error
fastboot oem unlock

type Below code to flash GSI ROM:

fastboot erase system
fastboot erase userdata
fastboot flash system system.img

Reboot

fastboot reboot

How to Install GSI With twrp:

  • Download Extract GSI.img to Device Storage
  • Reboot Phone to twrp
  • Make a Nandroid backup
  • Select Install then Install Image
  • Locate & Flash System.img in System Partition.
  • Go back and Reboot System Now.