Xiaomi IMEI Repair QCN File Download for All Models

Xiaomi IMEI Repair QCN File allows you to fix the IMEI number on your Redmi, POCO, or Mi smartphones. If you accidentally lose the IMEI number on your Xiaomi device or the WiFi address goes null, then you can fix the device using the QCN file. With this file, you will be able to restore the IMEI number if it goes missing. From here, you will get the complete list of Xiaomi IMEI repair QCN file for all models.

IMEI number is essential information of every Xiaomi smartphone. It is used to identify your Redmi, POCO, or Mi smartphone connected to the mobile network. Without the IMEI number, the cellular network cannot distinguish each smartphone from others. However, if the IMEI number is missing because of corrupted files or failed flashing, your device will not have any mobile network. To solve this issue, we will share the complete list of QCN files for all Xiaomi smartphones. However, each IMEI number is different from another. To get the right one, you have to check the model number of your device and download the corresponding QCN file from this post.

What are QCN Files on Xiaomi Devices?

QCN is the abbreviation of Qualcomm Calibration Network. You can find a built-in file in all high-end and flagship smartphone models, including the Xiaomi series. QCN file is an important and sensitive file of the device network. It is hidden in the deepest core of the Xiaomi smartphone’s internal memory file system. The EFS (Encrypted File System) or particular partition dedicated folder stores all sensitive information such as IMEI and baseband numbers of your device.

Why is the QCN/EFS File Needed?

When your device’s IMEI file is erased, wiped, phone calibration erased, and the phone does not see the network/ not see 3G/2G/LTE network, you need to write or restore the QCN file to repair the IMEI number.

Which Smartphones support QCN File Writing/Reading?

All smartphones and tablets powered by Qualcomm SoC support QCN file; especially, all Xiaomi smartphones and the latest flagship device that uses Snapdragon chipset is compatible with writing and reading the QCN file.

How to Download Xiaomi IMEI Repair QCN File

If you have already lost the IMEI number of your Xiaomi device and want to fix it, then you are in the right place. We have listed the QCN files for all available Xiaomi devices powered by Qualcomm chipset. You will see a list of complete QCN files below. We have listed the files based on model numbers. So check your Redmi, POCO, or Mi model number and click on the download button.

From the above list, you can get the QCN files for all available Xiaomi devices. As you know, one QCN file will not work on another model. So check the model number carefully and download the exact file.

Model List Download Link

However, if you cannot find the right QCN file, you can fix the IMEI issue using the QPST tool as an alternative solution. Here is the complete process of backup and restoration of QCN files for Xiaomi device using the QPST tool.

Required Tools and Drivers

  • USB Driver
  • USB Cable
  • QPST Tool
  • Qualcomm HS-USB Diagnostics driver

How to Backup QCN/EFS File in Xiaomi Devices

Step 1: Download and install QPST Flash Tool on your Windows PC.

Step 2: Extract the zip file and run the QFIL.exe file from the extracted folder.

Step 3: Download and install Xiaomi USB driver or any compatible USB driver like ADB Driver.

Step 4: Connect your Xiaomi phone to your PC using a USB cable.

Step 5: Go to the QFIL tool interface and click on the “Restore the QCN Backup.”

Step 6: When you see a popup window, search the backup path, or it will choose a default backup folder.

Step 7: Now click on the “QCN Backup” and start the backup process.

Step 8: Wait a few moments, and the files will be successfully backed up on your PC.

How to Restore QCN File on Xiaomi Device

In the above section, we have explained how to backup the QCN file on the Xiaomi device powered by the Qualcomm Snapdragon. If you lose the IMEI number but already took backup using the QPST tool, you can restore the same file by following the steps below.

Step 1: Launch the QFIL.exe tool.

Step 2: In the dashboard, go to the “QFIL” and choose the “Tools” option and then select the “QCN Backup Restore” option.

Step 3: When the new window opens, click on the “Restore QCN” option and wait to complete the restoring process.

When you see this info on your device, you can restart your Xiaomi smartphone and check whether all device info is restored or not. If you follow these guides correctly, the information should be restored. However, if you cannot see the details, then follow the steps again.

That’s it, guys. These are all QCN files available for Xiaomi devices. As we have mentioned earlier, the QCN file contains sensitive device information. So we recommend keeping this info secure. Of course, feel free to comment below if you have any queries.

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