How to install ?

  1. Download Necessary Files:

    • Realme 3 firmware (stock ROM) specific to your device model.
    • Realme USB drivers.
    • SP Flash Tool (or other flashing tools compatible with Realme devices).
  2. Install USB Drivers:

    • Install the USB drivers on your computer to ensure proper communication between your PC and Realme.
  3. Charge your device:

    • Ensure that your Realme 3i has sufficient battery charge to prevent any interruptions during the flashing process.
Steps to Flash Realme 3 Firmware:
Step 1: Install SP Flash Tool
  1. Download SP Flash Tool from the official website and install it on your computer.
Step 2: Download Realme 3 Firmware
  1. Visit the official Realme support website or other trusted sources to download the correct firmware for your Realme 3 model.
Step 3: Extract Firmware Files
  1. Extract the downloaded firmware files to a location on your computer.
Step 4: Enable USB Debugging on Realme 3
  1. On your Realme 3, go to “Settings” > “About phone.”
  2. Tap on “Build number” seven times to enable Developer Options.
  3. Go back to “Settings,” open “Developer options,” and enable “USB Debugging.”
Step 5: Power Off Realme 3
  1. Turn off your Realme 3 completely.
Step 6: Connect Realme 3 to PC
  1. Connect your Realme 3 to your computer using a USB cable.
Step 7: Open SP Flash Tool
  1. Launch SP Flash Tool on your computer.
Step 8: Load Scatter File
  1. In SP Flash Tool, click on “Scatter-loading” and select the scatter file from the extracted firmware files.
Step 9: Begin Flashing
  1. Click on the “Download” button in SP Flash Tool to start the flashing process.
Step 10: Wait for Completion
  1. Wait for the flashing process to complete. You’ll see a green checkmark indicating successful flashing.
Step 11: Disconnect Realme 3
  1. Disconnect your Realme 3 from the computer.
Step 12: Power On Realme 3
  1. Power on your Realme 3. The first boot may take some time as the system is being set up.
  • Ensure your device has sufficient battery before starting the flashing process.
  • Use a good-quality USB cable and connect your device directly to the computer.
  • Follow the instructions provided by the firmware and SP Flash Tool carefully.
  • Before you start, make sure to back up your important data, as the flashing process may wipe your device.

Remember that these instructions are based on general steps for flashing Realme MTK and Qualcomm devices. The exact steps might vary slightly based on the specific firmware and version you’re using. So we can’t take responsibility for these instructions. Always refer to the official documentation and resources for your device and tools.

Realme 3 (RMX1821,RMX1825)

Brand: Realme 3
Model: RMX1821, RMX1825
Region: Global
Version: RMX1821EX_11_C.22
Size: 5.55GB
Type: EDL Mode
Release Date: 11/8/2021


Display: IPS LCD (6.22 Inch)

Resolution: 720 x 1520 pixels

Dimensions: 156.1 x 75.6 x 8.3 mm

Weight: 175g

Chipset: Mediatek MT6771 Helio P60 (12 nm)

CPU: Octa Core

GPU: Mali-G72 MP3

Camera: 13MP (Main) 13MP (Selfie)


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