Redmi Note 9/ 10X 4G | How To Flash Custom ROM (Vendor Q/ R)

Step by step guide and review how to custom your Redmi Note 9/ Redmi 10X 4G using Nusantara OS 4 Android 12. Merlinx is = Redmi Note 9/ Redmi 10X 4G (mediatek)

This tutorial show you how to flash using Q vendor, but a also provided file for R vendor

There is two type of Custom ROM.

  • Q vendor
    Based on merlin_id_global_images_V12.0.1.0.QJOIDXM
    example custom ROM = Nusantara Android 10
  • R Vendor
    Based on merlin_id_global_images_V12.5.4.0.RJOIDXM
    example custom ROM = Nusantara Android 11/12, Pixel Android 12/13
  • S Vendor
    Recommended firmware is V13.0.1.0.SJOMIXM
    Custom ROM = Pixel Android 13

Boot used diferent custom Recovery

Table of Contents


  • Use at your own risk! I am not responsible for your actions
  • Backup EFS & Modem (nvram , nvdata, nfcfg)!
  • Make sure u’r using the right firmware and right custom recovery!
  • Do unlock bootloader first
  • Flash firmware update if needed

Video Tutorial


Q vendor

R vendor

Custom ROM

S vendor

Custom ROM


  • fastboot flash recovery recovery.img
  • fastboot --disable-verity --disable-verification flash vbmeta vbmeta.img
  • fastboot reboot then press vol up + power
  • Format Data
  • reboot recovery
  • 3 Wipe (Data, Dalvik, Cache)
  • backup EFS & Modem
  • Flash ROM
  • reboot recovery
  • Flash Magisk (Optional)
  • format data
  • reboot to system

Notes Bug

Nusantara_v3.3-11-merlinx = Deep Sleep Bug

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