Realme 12x 5G RMX3997 Stock Firmware ROM (Flash File)

Download latest Realme 12x 5G RMX3997 Stock Firmware ROM (Flash File), This file based on Latest Android update  & can be used for unbrick, FRP bypass, boot repair, pattern lock remove, password remove and software fix.

Realme 12x has been officially announced on March 21, 2024. The smartphone features a big display of 6.67 inches with an IPS LCD touchscreen. The resolution is 1080 x 2400 pixels and the screen PPI is 395. The operating system of the device is Android 14 + Realme UI 5.0. The smartphone is powered by a Mediatek Dimensity 6100+ Octa-core processor and a Mali-G57 MC2 GPU.

The internal storage consists of 256 GB, 512 GB which supports 12 GB of RAM. Realme 12x consists of a triple camera: 50 MP (wide) + 2 MP (depth) while on the front, there is a single 8 MP (wide) camera that features LED flash, HDR, and panorama.

The smartphone is fueled with a non-removable Li-Po 5000 mAh battery + 15W wired. The device comes with sensors such as a side-mounted fingerprint accelerometer, proximity, and compass. It is available in two colors: Dark Green and Green.

Advantages of Installing Stock ROM

Here are some of the advantages of installing firmware files on your Realme 12x 5G RMX3997:

  • If your device is dead, you can unbrick using the Stock ROM file
  • You can fix or repair the IMEI on your device using DB files from Stock ROM
  • Remove any malware or Adwares from Realme 12x 5G RMX3997
  • You can fix the boot loop issue on Realme 12x 5G RMX3997
  • Fix Unfortunately, the app has stopped errors on Realme 12x 5G RMX3997
  • Fix Network related issue
  • Patch Boot image to Root using Magisk
  • You can unroot Realme 12x 5G RMX3997
  • To Reset or Remove FRP on your device:
  • Restore Realme 12x 5G RMX3997 back to Factory State

Readme Once:

[*] Take a Backup: If you are going to flash or install the above Firmware on the Realme 12x 5G RMX3997 device, then take a backup of everything because your data will be deleted or removed post flashing or installing the Firmware.

[*] We have scanned the above firmware (ROM) package against viruses/malware using Malwarebytes Premium. You can also use Malwarebytes to scan your computer against viruses/malware.

Downloads Links for Realme 12x 5G RMX3997 Stock Firmware ROM (Flash File) 

EDL Files:

Full OTA’s:

Flash tools:

  • Download tool Here

USB Driver: 

How to Install Stock Firmware on Realme 12x 5G RMX3997:

  • Download & Extract ROM
  • Install oplus usb driver on your pc
  • Download & Extract Oplus Download tool
  • Run Oplus Download tool
  • Login With OnePlus Service Center Id
  • Click Import, browse and select the Firmware folder
  • Click ‘Start’ button
  • Hold Volume up down and Plug your device to pc using usb cable
  • Wait until success./

How to Install recovery ROM:

you can sideload Via stock recovery or local update

  • adb sideload 'filename'

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