Download IMEI QCN Tool V1.0 UPD: Ultimate Guide to Repairing Qualcomm IMEI
Select the valid QCN file that matches your model. Use the tool’s interface to edit the IMEI to match your phone's original IMEI (found on the box or under the battery).
| Error | Likely Fix | |-------|-------------| | Device not found | Reinstall Qualcomm Diag drivers; try another USB port | | Write failed at 10% | Wrong COM port or device is not in Diag mode | | IMEI still null after write | Flash full stock modem firmware first, then write QCN | | Tool crashes on launch | Run as Admin; disable AV; install VC++ Redist 2015-2022 |
Select COM port identified earlier.
This utility simplifies the complex process of cellular repair by consolidating multiple Qualcomm flashing tasks into a single interface.
: Connect your phone to a PC and enable Diagnostic Mode (usually via ADB or a secret dialer code).
Saves the existing network configuration of a working device. Download Imei Qcn Tool V1.0 UPD
Type your phone's original IMEI number (found on the box or under the battery) into the designated IMEI 1 and IMEI 2 fields. Write/Repair: Click on the "Write" or "Repair" button.
Do you already have the installed on your PC?
The is a specialized, lightweight utility designed primarily for Qualcomm-powered Android smartphones and tablets. It serves as an interface to read, write, and repair QCN files—the configuration files that store modem information, including the IMEI, SIM settings, and network band configurations. Download IMEI QCN Tool V1
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Your computer cannot communicate with the tool unless the device is placed into Diagnostic Mode.
A unique 15-digit number used by networks to identify valid devices. This utility simplifies the complex process of cellular
Ensure the tool detects your device port (e.g., COM3, COM5). If it does not appear, click . Step 3: Write or Repair QCN File