How To Flash Unified 64bit Nusantara OS Android 12 (Unified) for Xiaomi Redmi 7A/8/8A/8A Dual Pro (And Other Custom ROM)

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Complete Tutorial & Quick Review how to custom your Xiaomi Redmi 7A/8/8A/8A (Mi439) using Android 12 Nusantara OS (Also Other Custom ROM)

Table of Contents

Things You should Know

  • I will try to keep update this page
  • Use at your own risk! I am not responsible for your actions
  • The video tutorial is using Nusantara OS, if you use other custom ROM just replace the Nusantara OS with other custom ROM using the same step(check the link bellow)
  • Mi439 is codename for Xiaomi Redmi 7A/8/8A/8A Dual (pro), all that phone share same hardware spec
  • This ROM using 64 bit for all variant
  • Take IMEI Backup !! Store backup on pc/sdcard (nvram, nvdata, nvcfcg for mediatek and EFS for snapdragon)
  • Support Android 12, 12L
  • Use Gapps According to you’r android version, is it ARM/ARM64 and Android 10/11/12/12L (check the link bellow)

Video Tutorial

The video tutorial is using Nusantara OS, if you use other custom ROM just replace the Nusantara OS with other custom ROM

List Of Custom ROM For Redmi 7A/8/8A/8A Dual (pro) Unified

Custom Recovery 64bit

Files

Instruction

  • adb reboot bootloader
  • fastboot flash recovery recovery.img
  • fastboot reboot (press vol up go to recovery)
  • backup EFS
  • format data
  • reboot recovery
  • wipe dalvik data cache
  • Flash firmware update (if needed)
  • Flash custom ROM
  • reboot recovery
  • flash gapps
  • flash magisk (optional)
  • Format Data!
  • reboot system

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