Upgrading Your Realme 5 Pro with Android 12L Nusantara OS: A Step-by-Step Guide

This is complete tutorial on how to update your Realme 5 Pro (RMX1971) into Android 12L using Custom ROM (Nusantara OS Official & Stable). And also quick review about the custom ROM

Table of Contents

Things You should Know

  • Use at your own risk! I am not responsible for your actions
  • If You came from Realme UI 2.0 Android 11, you must to rollback to Realme UI 1.0 Android 10 >> Read the tutorial Here
  • Take IMEI Backup ! (EFS and Modem)
  • Make sure you are using android 10 stock ROM

Video Tutorial

File Needed For This Tutorial

Unlock Bootloader

  • Install DeepTesting
  • Select In Depth Test, wait untill approved
  • reboot bootloader (select the indeep test menu)
  • fastboot flashing unlock
  • Choose Unlock
  • fastboot reboot


  • fastboot flash recovery pbrp.mg
  • fastboot --disable-verity --disable-verification flash vbmeta vbmeta.img
  • Reboot to recovery (navigate using volume button and then when u see recovery select power button)
  • backup Modem & EFS
  • format data
  • reboot recovery
  • wipe dalvik data cache
  • Flash custom ROM
  • reboot recovery
  • flash gapps
  • flash magisk (optional)
  • reboot system

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