(Diagnostic Mode) for the PC to communicate with it and for the tool to apply changes successfully. QCN Backup
IMEI QCN Tool V1.0 (often referred to as the QCN File Editor Qualcomm IMEI Rebuilder Download Imei Qcn Tool V1.0 UPD
: The tool is a small executable (typically around 32MB) that does not require complex installation or disabling of antivirus software in most versions. Usage Requirements Diagnostic Mode : The target mobile device must be in (Diagnostic Mode) for the PC to communicate with
: Provides dedicated fields to input and "rebuild" new IMEI numbers into a QCN file, which can then be flashed back to the device to fix "Invalid IMEI" or "0" IMEI issues. Support for Qualcomm Chipsets Download Imei Qcn Tool V1.0 UPD