HomeStock FirmwareRealme C31 RMX3503 Stock Firmware - Flash Guide

Realme C31 RMX3503 Stock Firmware – Flash Guide

Realme C31 RMX3503 Stock Firmware

The specific Realme C31 RMX3503 Firmware comes with a Stock ROM of Realme C31 RMX3503. This helps you to bypass FRP lock and revert from the root and custom ROM.

Download Firmware/Flash File For Realme C31 RMX3503:

There are various reasons to flash (Firmware on Realme C31 RMX3503).

For example, your phone will be stuck or hang on the logo. You want to remove the FRP lock from it. If you’re going to hard reset your phone and cannot access the recovery menu. But most of the problems and benefits that cause flashing stock ROM are below.

The Benefit Of Stock Firmware:

  • Flash Stock ROM to unbrick your Realme C31 RMX3503
  • Update and downgrade
  • Unroot or fix bugs on the phone
  • To solve the lag or stutter
  • By flashing Stock ROM, you can fix software issues.
  • Revert to stock to get your warranty
  • Keeps rebooting issue
  • If your phone boots straight into recovery
  • Phone boots straight into its bootloader

Firmware Information:

Device Name:Realme C31 RMX3503
ROM Type:Full ROM
OS:Android 11
Root Access:No
Region:check below list
Firmware Version:RMX3503EU_11.A.15
[quads id=2]
Download LinksRMX3503EU_11.A.15_0150_202207262012 EU, FR:
 RMX3503EU_11.A.15_0150_202207191541 CZ, HU, ES, IT, PT, RO, DE, GR, PL:
  • Charge your mobile: Your phone may no less than a half charge.
  • Laptop or PC: To execute this installation, you must use a PC or Laptop.
  • 1. Take Realme C31 RMX3503 Full Backup

Before going to install Realme C31 RMX3503 stock ROM you need to take a backup of all your messages, photos, and apps from your smartphone.

Most smartphones automatically make a backup in the background. But to make sure you take everything to your new device, you need a full backup.

How To Backup Android Phone Before Flashing Stock Firmware

  • 2. Download Realme C31 RMX3503 Flash Tool And Drivers:
  • A.  Download and install Realme C31 RMX3503 Drivers. The necessary communication between your device and PC.

These drivers are mainly for the devices powered by the SPD chipset. With these drivers, you can transfer files, flash the firmware files on the device, etc.

  • B. We use the Spreadtrum flash tool as Realme C31 RMX3503 Flash Tool because this tool is very efficient and support all kind of SPD phones.
Instructions to Flash Realme C31 RMX3503 Stock ROM:

1: Download and install SPreadtrum USB Driver on your computer.

2: Download the Realme C31 RMX3503 flash file.

3: Extract Spreadtrum Upgrade Tool on your computer.

4: Now open Spreadtrum Upgrade Tool .exe.

5: Once SPreadtrum Upgrade Tool is Launched, Connect your device to the computer (Make sure your device is switched off).

6: Once your Smartphone is connected successfully to the computer, click on the Load Packed Button and add the Realme C31 RMX3503 ROM file. (having .pac extension)

7: Once you have successfully added the. Pac file in SPD Upgrade Tool, click on the Start Downloading button to begin the flashing process.

8: Wait for 2 – 10 minutes, as the device is in the flashing process.

9: During the flashing process, your device will restart automatically. Once flashing is completed, you will be able to see the Green Passed Message in SPD Upgrade Tool.

10: Close the SPD Tool on your computer and disconnect your Android Smartphone from the computer.

  • Congratulations, You have successfully installed Realme C31 RMX3503 Stock ROM using the SPD Flash tool.

Follow Detailed Instruction To Flash Firmware With SPD Flash Tool.


  • Please read and understand the Full Guide before flashing “Realme C31 RMX3503 Firmware”.
  • Use these instructions at your own risk. We will not be responsible for everything that happens to your device, resulting from the use of information in this guide.
  • Before flashing, Stock ROM on Realme C31 RMX3503 must have a 70–80% charge.

Bin Packet load Error When Flashing “Realme C31 RMX3503 Stock Firmware File”: If you ever got Bin Packet Error then simply download and try flashing the firmware with this version of SPD Upgrade Tool.

How to Write IMEI After Flashing Realme C31 RMX3503 Stock Firmware File: After flashing the stock firmware on Spreadtrum Device, you may need to flash the IMEI also, for that use WriteIMEI on Spreadtrum Devices.


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